Import ubuntu's 7.2-1ubuntu2 mesa version.debian-7.2-1ubuntu2

Found on intrepid 8/10.

65 files changed, 0 insertions, 9109 deletions

diff --git a/progs/trivial/.gitignore b/progs/trivial/.gitignore
deleted file mode 100644
index 1c49fdd55f..0000000000
--- a/progs/trivial/.gitignore
+++ /dev/null
@@ -1,65 +0,0 @@
-clear
-dlist-dangling
-dlist-edgeflag
-dlist-edgeflag-dangling
-drawarrays
-drawelements
-drawrange
-line
-line-clip
-line-cull
-line-userclip
-line-userclip-clip
-line-userclip-nop
-line-userclip-nop-clip
-lineloop
-lineloop-clip
-point
-point-clip
-point-param
-point-wide
-poly
-poly-flat
-poly-unfilled
-quad
-quad-clip
-quad-clip-all-vertices
-quad-clip-nearplane
-quad-degenerate
-quad-flat
-quad-offset-factor
-quad-offset-unfilled
-quad-offset-units
-quad-tex-2d
-quad-tex-3d
-quad-tex-pbo
-quad-unfilled
-quads
-quadstrip
-quadstrip-flat
-readtex.c
-readtex.h
-tri
-tri-blend
-tri-clip
-tri-cull
-tri-dlist
-tri-edgeflag
-tri-flat
-tri-flat-clip
-tri-tex-3d
-tri-unfilled
-tri-unfilled-clip
-tri-unfilled-smooth
-tri-unfilled-userclip
-tri-userclip
-tristrip
-tristrip-clip
-vbo-drawarrays
-vbo-drawelements
-vbo-drawrange
-vp-array
-vp-clip
-vp-line-clip
-vp-tri
-vp-unfilled
diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile
deleted file mode 100644
index e72fb07889..0000000000
--- a/progs/trivial/Makefile
+++ /dev/null
@@ -1,144 +0,0 @@
-# progs/tests/Makefile
-
-
-# These programs aren't intended to be included with the normal distro.
-# They're not too interesting but they're good for testing.
-
-TOP = ../..
-include $(TOP)/configs/current
-
-
-LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) $(APP_LIB_DEPS)
-
-SOURCES = \
-	clear.c \
-	line-clip.c \
-	line-cull.c \
-	line-userclip-clip.c \
-	line-userclip-nop-clip.c \
-	line-userclip-nop.c \
-	line-userclip.c \
-	line.c \
-	lineloop-clip.c \
-	lineloop.c \
-	point.c \
-	point-clip.c \
-	point-param.c \
-	point-wide.c \
-	poly-flat.c \
-	poly-unfilled.c \
-	poly.c \
-	quad-clip.c \
-	quad-clip-all-vertices.c \
-	quad-clip-nearplane.c \
-	quad-degenerate.c \
-	quad-flat.c \
-	quad-offset-factor.c \
-	quad-offset-units.c \
-	quad-offset-unfilled.c \
-	quad-unfilled.c \
-	quad-tex-2d.c \
-	quad-tex-pbo.c \
-	quad-tex-3d.c \
-	quad.c \
-	quads.c \
-	quadstrip.c \
-	quadstrip-flat.c \
-	dlist-edgeflag.c \
-	dlist-dangling.c \
-	dlist-edgeflag-dangling.c \
-	drawrange.c \
-	drawelements.c \
-	drawarrays.c \
-	tri-blend.c \
-	tri-tex-3d.c \
-	tri-clip.c \
-	tri-cull.c \
-	tri-edgeflag.c \
-	tri-flat-clip.c \
-	tri-flat.c \
-	tri-unfilled-clip.c \
-	tri-unfilled-smooth.c \
-	tri-unfilled-userclip.c \
-	tri-unfilled.c \
-	tri-userclip.c \
-	tri-dlist.c \
-	tri.c \
-	tristrip-clip.c \
-	tristrip.c \
-	vbo-drawrange.c \
-	vbo-drawelements.c \
-	vbo-drawarrays.c \
-	vp-clip.c \
-	vp-tri.c \
-	vp-line-clip.c \
-	vp-unfilled.c \
-	vp-array.c 
-
-PROGS = $(SOURCES:%.c=%)
-
-INCLUDES = -I. -I$(TOP)/include -I../samples
-
-UTIL_FILES = readtex.h readtex.c
-
-
-##### RULES #####
-
-.SUFFIXES:
-.SUFFIXES: .c
-
-.c:
-	$(CC) $(INCLUDES) $(CFLAGS) $(LDFLAGS) $< $(LIBS) -o $@
-
-.c.o:
-	$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
-
-.S.o:
-	$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES)  $< -o $@
-
-
-##### TARGETS #####
-
-default: $(UTIL_FILES) $(PROGS)
-
-clean:
-	-rm -f $(PROGS)
-	-rm -f *.o
-	-rm -f getproclist.h
-
-
-# auto code generation
-getprocaddress: getprocaddress.c getproclist.h
-
-getproclist.h: $(TOP)/src/mesa/glapi/gl_API.xml getprocaddress.c getprocaddress.py
-	python getprocaddress.py > getproclist.h
-
-
-texrect: texrect.o readtex.o
-	$(CC) $(CFLAGS) $(LDFLAGS) texrect.o readtex.o $(LIBS) -o $@
-
-texrect.o: texrect.c readtex.h
-	$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
-
-invert: invert.o readtex.o
-	$(CC) $(CFLAGS) $(LDFLAGS) invert.o readtex.o $(LIBS) -o $@
-
-invert.o: invert.c readtex.h
-	$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
-
-readtex.o: readtex.c
-	$(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
-
-
-readtex.h: $(TOP)/progs/util/readtex.h
-	ln -s $(TOP)/progs/util/readtex.h .
-
-readtex.c: $(TOP)/progs/util/readtex.c
-	ln -s $(TOP)/progs/util/readtex.c .
-
-
-
-
-# Emacs tags
-tags:
-	etags `find . -name \*.[ch]` `find ../include`
diff --git a/progs/trivial/clear.c b/progs/trivial/clear.c
deleted file mode 100644
index 7e7ca588c3..0000000000
--- a/progs/trivial/clear.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/dlist-dangling.c b/progs/trivial/dlist-dangling.c
deleted file mode 100644
index 97f878e96b..0000000000
--- a/progs/trivial/dlist-dangling.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-GLint list;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-
-   list = glGenLists(1);
-   glNewList(list, GL_COMPILE); 
-   glBegin(GL_TRIANGLES);
-   glVertex3f( 0.9, -0.9, -30.0);
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(.8,0,0); 
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-   glEndList();
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-
-
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glColor3f(0,.9,0); 
-   glCallList(list);
-
-   glRotatef(45,0,0,1);
-   glColor3f(1,0,1); 
-   glCallList(list);
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/dlist-edgeflag-dangling.c b/progs/trivial/dlist-edgeflag-dangling.c
deleted file mode 100644
index 47d29bdade..0000000000
--- a/progs/trivial/dlist-edgeflag-dangling.c
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-GLint list;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-   glPolygonMode(GL_FRONT, GL_LINE);
-   glPolygonMode(GL_BACK, GL_POINT);
-
-   list = glGenLists(1);
-   glNewList(list, GL_COMPILE); 
-   glBegin(GL_TRIANGLES);
-   glVertex3f( 0.9, -0.9, -30.0);
-   glEdgeFlag(1);
-   glVertex3f( 0.9,  0.9, -30.0);
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-   glEndList();
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-
-
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glPushMatrix();
-   glColor3f(0,.9,0); 
-   glEdgeFlag(0);
-   glCallList(list);
-
-   glRotatef(45,0,0,1);
-   glColor3f(1,0,1); 
-   glCallList(list);
-   glPopMatrix();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/dlist-edgeflag.c b/progs/trivial/dlist-edgeflag.c
deleted file mode 100644
index b58e7eb435..0000000000
--- a/progs/trivial/dlist-edgeflag.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-GLint list;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-   glPolygonMode(GL_FRONT, GL_LINE);
-   glPolygonMode(GL_BACK, GL_POINT);
-
-   list = glGenLists(1);
-   glNewList(list, GL_COMPILE); 
-   glBegin(GL_TRIANGLES);
-   glEdgeFlag(1);
-/*    glColor3f(0,0,.7);  */
-   glVertex3f( 0.9, -0.9, -30.0);
-   glEdgeFlag(0);
-/*    glColor3f(.8,0,0);  */
-   glVertex3f( 0.9,  0.9, -30.0);
-   glEdgeFlag(1);
-/*    glColor3f(0,.9,0);  */
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-   glEndList();
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-
-
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glPushMatrix();
-   glColor3f(0,.9,0); 
-   glCallList(list);
-
-   glRotatef(45,0,0,1);
-   glColor3f(1,0,1); 
-   glCallList(list);
-   glPopMatrix();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/drawarrays.c b/progs/trivial/drawarrays.c
deleted file mode 100644
index 596eee9eef..0000000000
--- a/progs/trivial/drawarrays.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/* Basic VBO */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-struct {
-   GLfloat pos[3];
-   GLubyte color[4];
-} verts[] =  
-{
-   { {  0.9, -0.9, 0.0 },
-     { 0x00, 0x00, 0xff, 0x00 } 
-   },
-
-   { {  0.9,  0.9, 0.0 },
-     { 0x00, 0xff, 0x00, 0x00 }
-   },
-
-   { { -0.9,  0.9, 0.0 },
-     { 0xff, 0x00, 0x00, 0x00 } 
-   },
-
-   { { -0.9, -0.9, 0.0 },
-     { 0xff, 0xff, 0xff, 0x00 }
-   },
-};
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), verts[0].pos );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, sizeof(verts[0]), verts[0].color );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_ARB);
-
-//   glDrawArrays( GL_TRIANGLES, 0, 3 );
-   glDrawArrays( GL_TRIANGLES, 1, 3 );
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/drawelements.c b/progs/trivial/drawelements.c
deleted file mode 100644
index e0c8e80b68..0000000000
--- a/progs/trivial/drawelements.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/* Test rebasing */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-GLfloat verts[][4] = {
-   {  0.9, -0.9, 0.0, 1.0 },
-   {  0.9,  0.9, 0.0, 1.0 },
-   { -0.9,  0.9, 0.0, 1.0 },
-   { -0.9, -0.9, 0.0, 1.0 },
-};
-
-GLubyte color[][4] = {
-   { 0x00, 0x00, 0xff, 0x00 },
-   { 0x00, 0xff, 0x00, 0x00 },
-   { 0xff, 0x00, 0x00, 0x00 },
-   { 0xff, 0xff, 0xff, 0x00 },
-};
-
-GLuint indices[] = { 1, 2, 3 };
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), verts );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-
-   /* Should have min_index == 1, maybe force a rebase:
-    */
-   glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, indices );
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/drawrange.c b/progs/trivial/drawrange.c
deleted file mode 100644
index 9c787cbfcd..0000000000
--- a/progs/trivial/drawrange.c
+++ /dev/null
@@ -1,118 +0,0 @@
-/* Test rebasing */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-GLfloat verts[][4] = {
-   {  0.9, -0.9, 0.0, 1.0 },
-   {  0.9,  0.9, 0.0, 1.0 },
-   { -0.9,  0.9, 0.0, 1.0 },
-   { -0.9, -0.9, 0.0, 1.0 },
-};
-
-GLubyte color[][4] = {
-   { 0x00, 0x00, 0xff, 0x00 },
-   { 0x00, 0xff, 0x00, 0x00 },
-   { 0xff, 0x00, 0x00, 0x00 },
-   { 0xff, 0xff, 0xff, 0x00 },
-};
-
-GLuint indices[] = { 1, 2, 3 };
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), verts );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-
-   glDrawRangeElements( GL_TRIANGLES, 1, 3, 3, GL_UNSIGNED_INT, indices );
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/line-clip.c b/progs/trivial/line-clip.c
deleted file mode 100644
index 9acd12acc7..0000000000
--- a/progs/trivial/line-clip.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-1.9,  0.0, -30.0);
-   /* Repeat - no loop support yet:
-    */
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/line-cull.c b/progs/trivial/line-cull.c
deleted file mode 100644
index 8999a8f0b1..0000000000
--- a/progs/trivial/line-cull.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,1); 
-   glVertex3f( -1.5, 0.5, -30.0);
-   glColor3f(1,0,0); 
-   glVertex3f( 0,  2.0, -30.0);
-   glColor3f(0,1,0); 
-   glVertex3f(-1.5, 2.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/line-userclip-clip.c b/progs/trivial/line-userclip-clip.c
deleted file mode 100644
index b24d8452bc..0000000000
--- a/progs/trivial/line-userclip-clip.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   static GLdouble plane[4] = { -.5, 0, 1, 0 };
-
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);	
-   glClipPlane(GL_CLIP_PLANE0, plane);
-   glEnable(GL_CLIP_PLANE0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-1.9,  0.0, 0.0);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/line-userclip-nop-clip.c b/progs/trivial/line-userclip-nop-clip.c
deleted file mode 100644
index e2e0b85a52..0000000000
--- a/progs/trivial/line-userclip-nop-clip.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   static GLdouble plane[4] = { 0, 0, 1, 0 };
-
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);	
-   glClipPlane(GL_CLIP_PLANE0, plane);
-   glEnable(GL_CLIP_PLANE0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-1.9,  0.0, 0.0);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/line-userclip-nop.c b/progs/trivial/line-userclip-nop.c
deleted file mode 100644
index eacee06978..0000000000
--- a/progs/trivial/line-userclip-nop.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   static GLdouble plane[4] = { 0, 0, 1, 0 };
-
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);	
-   glClipPlane(GL_CLIP_PLANE0, plane);
-   glEnable(GL_CLIP_PLANE0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, 0.0);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/line-userclip.c b/progs/trivial/line-userclip.c
deleted file mode 100644
index 6af91431d0..0000000000
--- a/progs/trivial/line-userclip.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   static GLdouble plane[4] = { -.5, 0, 1, 0 };
-
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);	
-   glClipPlane(GL_CLIP_PLANE0, plane);
-   glEnable(GL_CLIP_PLANE0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, 0.0);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/line.c b/progs/trivial/line.c
deleted file mode 100644
index 58bad91b05..0000000000
--- a/progs/trivial/line.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -30.0);
-   /* Repeat the first vertex - don't have lineloop support in GS yet
-    */
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/lineloop-clip.c b/progs/trivial/lineloop-clip.c
deleted file mode 100644
index d8645ee347..0000000000
--- a/progs/trivial/lineloop-clip.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_LOOP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0);  
-   glVertex3f( 0.9,  0.9, -30.0); 
-   glColor3f(0,.9,0); 
-   glVertex3f(-1.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/lineloop.c b/progs/trivial/lineloop.c
deleted file mode 100644
index 7500c54fc2..0000000000
--- a/progs/trivial/lineloop.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_LINE_LOOP);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0);  
-   glVertex3f( 0.9,  0.9, -30.0); 
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/point-clip.c b/progs/trivial/point-clip.c
deleted file mode 100644
index 32792047c6..0000000000
--- a/progs/trivial/point-clip.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_POINTS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-1.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/point-param.c b/progs/trivial/point-param.c
deleted file mode 100644
index 02500cd34e..0000000000
--- a/progs/trivial/point-param.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#define GL_GLEXT_PROTOTYPES
-#include <math.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, 0, 100.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-    switch (key) {
-    case 27:
-	exit(1);
-    default:
-	return;
-    }
-    glutPostRedisplay();
-}
-
-
-static float
-expected(float z, float size, const float atten[3])
-{
-   float dist = fabs(z);
-   const GLfloat q = atten[0] + dist * (atten[1] + dist * atten[2]);
-   const GLfloat a = sqrt(1.0 / q);
-   return size * a;
-}
-
-
-static void Draw(void)
-{
-   static GLfloat atten[3] = { 0.0, 0.1, .01 };
-   float size = 40.0;
-   int i;
-
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-   glPointSize(size);
-   glPointParameterfvARB(GL_POINT_DISTANCE_ATTENUATION_ARB, atten); 
-
-   glColor3f(1,0,0); 
-
-   printf("Expected point sizes:\n");
-   glBegin(GL_POINTS);
-   for (i = 0; i < 5; i++) {
-      float x = -0.8 + i * 0.4;
-      float z = -i * 20 - 10;
-      glVertex3f( x, 0.0, z);
-      printf(" %f\n", expected(z, size, atten));
-   }
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow(argv[0]) == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-    return 0;
-}
diff --git a/progs/trivial/point-wide.c b/progs/trivial/point-wide.c
deleted file mode 100644
index 473ca043f1..0000000000
--- a/progs/trivial/point-wide.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glPointSize(8.0);
-
-   glBegin(GL_POINTS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/point.c b/progs/trivial/point.c
deleted file mode 100644
index 87465bfb2c..0000000000
--- a/progs/trivial/point.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_POINTS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/poly-flat.c b/progs/trivial/poly-flat.c
deleted file mode 100644
index 747b24dc0c..0000000000
--- a/progs/trivial/poly-flat.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glShadeModel(GL_FLAT);
-   
-
-   glBegin(GL_POLYGON);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/poly-unfilled.c b/progs/trivial/poly-unfilled.c
deleted file mode 100644
index e0ae463b08..0000000000
--- a/progs/trivial/poly-unfilled.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
-   glBegin(GL_POLYGON);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/poly.c b/progs/trivial/poly.c
deleted file mode 100644
index bdb9e27aa9..0000000000
--- a/progs/trivial/poly.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_POLYGON);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-clip-all-vertices.c b/progs/trivial/quad-clip-all-vertices.c
deleted file mode 100644
index 019ef0c479..0000000000
--- a/progs/trivial/quad-clip-all-vertices.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 1.9, -1.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 1.9,  1.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-1.9,  1.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-1.9,  -1.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-clip-nearplane.c b/progs/trivial/quad-clip-nearplane.c
deleted file mode 100644
index be9b9c619a..0000000000
--- a/progs/trivial/quad-clip-nearplane.c
+++ /dev/null
@@ -1,151 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-float Z = -6;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   fprintf(stderr, "Press z/Z to translate quad\n");
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glFrustum(-1.0, 1.0, -1.0, 1.0, 5, 100.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-    switch (key) {
-    case 'z':
-       Z += 0.5;
-       break;
-    case 'Z':
-       Z -= 0.5;
-       break;
-    case 27:
-       exit(1);
-    default:
-       return;
-    }
-    printf("Z = %f\n", Z);
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glPushMatrix();
-   glTranslatef(0, -0.5, Z);
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( -0.8, 0, -4.0);
-   glColor3f(1,1,0); 
-   glVertex3f(  0.8, 0, -4.0);
-   glColor3f(1,0,1); 
-   glVertex3f(  0.8, 0,  4.0);
-   glColor3f(0,1,1); 
-   glVertex3f( -0.8, 0,  4.0);
-   glEnd();
-
-   glPopMatrix();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0);
-    glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-    return 0;
-}
diff --git a/progs/trivial/quad-clip.c b/progs/trivial/quad-clip.c
deleted file mode 100644
index 9f3a45caec..0000000000
--- a/progs/trivial/quad-clip.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-1.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-degenerate.c b/progs/trivial/quad-degenerate.c
deleted file mode 100644
index b14b0f1d87..0000000000
--- a/progs/trivial/quad-degenerate.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-flat.c b/progs/trivial/quad-flat.c
deleted file mode 100644
index d6e9f02120..0000000000
--- a/progs/trivial/quad-flat.c
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glShadeModel(GL_FLAT);
-   
-   if (1) {
-      glBegin(GL_LINES);
-      glColor3f(1,0,0); 
-      glVertex3f( 0.95, -0.9, -30.0);
-      glColor3f(1,1,0); 
-      glVertex3f( 0.95,  0.9, -30.0);
-      glEnd();
-   }
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-offset-factor.c b/progs/trivial/quad-offset-factor.c
deleted file mode 100644
index 861d3461c0..0000000000
--- a/progs/trivial/quad-offset-factor.c
+++ /dev/null
@@ -1,167 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(1.0, 1.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void quad( float half )
-{
-   glBegin(GL_QUADS);
-   glVertex3f( half/9.0, -half/9.0, -25.0 + half);
-   glVertex3f( half/9.0,  half/9.0, -25.0 + half);
-   glVertex3f(-half/9.0,  half/9.0, -25.0 - half);
-   glVertex3f(-half/9.0, -half/9.0, -25.0 - half);
-   glEnd();
-
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); 
-   glEnable(GL_DEPTH_TEST);
-
-
-
-   glEnable(GL_POLYGON_OFFSET_FILL);
-   glPolygonOffset(1, 0);
-
-   glColor3f(1,0,0); 
-   quad(9);
-
-   glDisable(GL_POLYGON_OFFSET_FILL); 
-   glColor3f(0,1,0); 
-   quad(6);
-
-
-   glEnable(GL_POLYGON_OFFSET_FILL); 
-   glPolygonOffset(0, 0); 
-
-   /* Black - should not be visible
-    */
-   glColor3f(0,0,0); 
-   quad(6);
-
-   glEnable(GL_POLYGON_OFFSET_FILL);
-   glPolygonOffset(-1, 0);
-   glColor3f(0,0,1); 
-   quad(3);
-
-   glDisable(GL_POLYGON_OFFSET_FILL);
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB | GLUT_DEPTH;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-offset-unfilled.c b/progs/trivial/quad-offset-unfilled.c
deleted file mode 100644
index 1cecf3c1ce..0000000000
--- a/progs/trivial/quad-offset-unfilled.c
+++ /dev/null
@@ -1,167 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(1.0, 1.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); 
-   glEnable(GL_DEPTH_TEST);
-
-
-
-   glEnable(GL_POLYGON_OFFSET_FILL);
-   glPolygonOffset(1, 0);
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -10.0);
-   glVertex3f( 0.9,  0.9, -10.0);
-   glVertex3f(-0.9,  0.9, -40.0);
-   glVertex3f(-0.9,  -0.9, -40.0);
-   glEnd();
-
-   glDisable(GL_POLYGON_OFFSET_FILL);
-
-   glBegin(GL_QUADS);
-   glColor3f(0,1,0); 
-   glVertex3f( 0.6, -0.6, -15.0);
-   glVertex3f( 0.6,  0.6, -15.0);
-   glVertex3f(-0.6,  0.6, -35.0);
-   glVertex3f(-0.6,  -0.6, -35.0);
-   glEnd();
-
-   glEnable(GL_POLYGON_OFFSET_FILL);
-   glPolygonOffset(-1, 0);
-
-   glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
-   glBegin(GL_QUADS);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.3, -0.3, -20.0);
-   glVertex3f( 0.3,  0.3, -20.0);
-   glVertex3f(-0.3,  0.3, -30.0);
-   glVertex3f(-0.3,  -0.3, -30.0);
-   glEnd();
-
-
-   glDisable(GL_POLYGON_OFFSET_FILL);
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB | GLUT_DEPTH;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-offset-units.c b/progs/trivial/quad-offset-units.c
deleted file mode 100644
index 5c41be308e..0000000000
--- a/progs/trivial/quad-offset-units.c
+++ /dev/null
@@ -1,166 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(1.0, 1.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.2, 1.2, -1.2, 1.2, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void quad( float half )
-{
-   glBegin(GL_QUADS);
-   glVertex3f( half/9.0, -half/9.0, -25.0 + half);
-   glVertex3f( half/9.0,  half/9.0, -25.0 + half);
-   glVertex3f(-half/9.0,  half/9.0, -25.0 - half);
-   glVertex3f(-half/9.0, -half/9.0, -25.0 - half);
-   glEnd();
-
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); 
-   glEnable(GL_DEPTH_TEST);
-
-
-
-   glEnable(GL_POLYGON_OFFSET_FILL);
-   glPolygonOffset(0, 4);
-
-   glColor3f(1,0,0); 
-   quad(9);
-
-   glDisable(GL_POLYGON_OFFSET_FILL); 
-   glColor3f(0,0,0); 
-   quad(6);
-
-   glEnable(GL_POLYGON_OFFSET_FILL);
-   glPolygonOffset(0, 0);
-
-   glDepthFunc( GL_EQUAL );
-   glColor3f(0,1,0); 
-   quad(6);
-   glDepthFunc( GL_LESS );
-
-
-   glPolygonOffset(0, -4);
-   glColor3f(0,0,1); 
-   quad(3);
-
-   glDisable(GL_POLYGON_OFFSET_FILL);
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB | GLUT_DEPTH;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-tex-2d.c b/progs/trivial/quad-tex-2d.c
deleted file mode 100644
index 70b9fbf8c6..0000000000
--- a/progs/trivial/quad-tex-2d.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-#define SIZE 16
-   {
-      GLubyte tex2d[SIZE][SIZE][3];
-      GLint s, t;
-
-      for (s = 0; s < SIZE; s++) {
-	 for (t = 0; t < SIZE; t++) {
-#if 0
-	    tex2d[t][s][0] = (s < SIZE/2) ? 0 : 255;
-	    tex2d[t][s][1] = (t < SIZE/2) ? 0 : 255;
-	    tex2d[t][s][2] = 0;
-#else
-	    tex2d[t][s][0] = s*255/(SIZE-1);
-	    tex2d[t][s][1] = t*255/(SIZE-1);
-	    tex2d[t][s][2] = 0;
-#endif
-	 }
-      }
-
-      glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-      glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
-      glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-      glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-      glTexImage2D(GL_TEXTURE_2D, 0, 3, SIZE, SIZE, 0,
-		   GL_RGB, GL_UNSIGNED_BYTE, tex2d);
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
-      glEnable(GL_TEXTURE_2D);
-   }
-
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glTexCoord2f(1,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glTexCoord2f(1,1); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glTexCoord2f(0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glTexCoord2f(0,0); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-tex-3d.c b/progs/trivial/quad-tex-3d.c
deleted file mode 100644
index 0b2dcc08a5..0000000000
--- a/progs/trivial/quad-tex-3d.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-GLfloat z= 0;
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-#define SIZE 16
-   {
-      GLubyte tex3d[SIZE][SIZE][SIZE][3];
-      GLint r, s, t;
-
-      for (s = 0; s < SIZE; s++) {
-	 for (t = 0; t < SIZE; t++) {
-	    for (r = 0; r < SIZE; r++) {
-#if 0
-	       tex3d[r][t][s][0] = (s < SIZE/2) ? 0 : 255;
-	       tex3d[r][t][s][1] = (t < SIZE/2) ? 0 : 255;
-	       tex3d[r][t][s][2] = (r < SIZE/2) ? 0 : 255;
-#else
-	       tex3d[r][t][s][0] = s*255/(SIZE-1);
-	       tex3d[r][t][s][1] = t*255/(SIZE-1);
-	       tex3d[r][t][s][2] = r*255/(SIZE-1);
-#endif
-	    }
-	 }
-      }
-
-      glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-      glTexParameterf(GL_TEXTURE_3D, GL_TEXTURE_WRAP_R, GL_REPEAT);
-      glTexParameterf(GL_TEXTURE_3D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-      glTexParameterf(GL_TEXTURE_3D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-      glTexImage3D(GL_TEXTURE_3D, 0, 3, SIZE, SIZE, SIZE, 0,
-		   GL_RGB, GL_UNSIGNED_BYTE, tex3d);
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
-      glEnable(GL_TEXTURE_3D);
-   }
-
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-    case ' ':
-       z += 1.0/SIZE;
-       break;
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   fprintf(stderr, "z: %f\n", z);
-
-   glBegin(GL_QUADS);
-   glTexCoord3f(1,0,z); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glTexCoord3f(1,1,z); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glTexCoord3f(0,1,z); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glTexCoord3f(0,0,z); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-tex-pbo.c b/progs/trivial/quad-tex-pbo.c
deleted file mode 100644
index 5b63c698a7..0000000000
--- a/progs/trivial/quad-tex-pbo.c
+++ /dev/null
@@ -1,181 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#define GL_GLEXT_PROTOTYPES
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-GLenum doubleBuffer;
-
-static GLuint DrawPBO;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-#define SIZE 16
-   {
-      GLubyte tex2d[SIZE][SIZE][4];
-      GLint s, t;
-
-      for (s = 0; s < SIZE; s++) {
-	 for (t = 0; t < SIZE; t++) {
-	    /* bgra:
-	     */
-	    tex2d[t][s][0] = 0x30;
-	    tex2d[t][s][1] = t*255/(SIZE-1);
-	    tex2d[t][s][2] = s*255/(SIZE-1);
-	    tex2d[t][s][3] = 0xff;
-	 }
-      }
-
-
-      /* put image into DrawPBO */
-      glGenBuffersARB(1, &DrawPBO);
-      glBindBufferARB(GL_PIXEL_PACK_BUFFER_EXT, DrawPBO);
-      glBufferDataARB(GL_PIXEL_PACK_BUFFER_EXT,
-		      SIZE * SIZE * 4, tex2d, GL_STATIC_DRAW);
-      glBindBufferARB(GL_PIXEL_PACK_BUFFER_EXT, 0);
-
-
-      glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-      glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
-      glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-      glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-      glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, DrawPBO);
-      glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SIZE, SIZE, 0,
-		   GL_BGRA, GL_UNSIGNED_BYTE, NULL);
-      glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, 0);
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
-      glEnable(GL_TEXTURE_2D);
-   }
-
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glTexCoord2f(1,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glTexCoord2f(1,1); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glTexCoord2f(0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glTexCoord2f(0,0); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad-unfilled.c b/progs/trivial/quad-unfilled.c
deleted file mode 100644
index 9d63d2dfb9..0000000000
--- a/progs/trivial/quad-unfilled.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quad.c b/progs/trivial/quad.c
deleted file mode 100644
index 85424b7b38..0000000000
--- a/progs/trivial/quad.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quads.c b/progs/trivial/quads.c
deleted file mode 100644
index 1ca82cd9f8..0000000000
--- a/progs/trivial/quads.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUADS);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-
-   glColor3f(1,1,1); 
-   glVertex3f( 0.1,  0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f( 0.1, -0.9, -30.0);
-
-   if (0) {
-      glEnd();
-      glFlush();
-      glBegin(GL_QUADS);
-   }
-
-   glColor3f(0,1,0); 
-   glVertex3f(-0.1,  -0.9, -30.0);
-   glColor3f(1,0,0); 
-   glVertex3f(-0.1,  0.9, -30.0);
-
-
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quadstrip-flat.c b/progs/trivial/quadstrip-flat.c
deleted file mode 100644
index 061a0e409e..0000000000
--- a/progs/trivial/quadstrip-flat.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glShadeModel(GL_FLAT);
-
-   glBegin(GL_QUAD_STRIP);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-
-   glColor3f(1,0,0); 
-   glVertex3f( 0.1, -0.8, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.1,  0.8, -30.0);
-
-   glColor3f(0,1,1); 
-   glVertex3f(-0.1,  -0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.1,  0.9, -30.0);
-
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.8, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.8, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/quadstrip.c b/progs/trivial/quadstrip.c
deleted file mode 100644
index 342463f1a2..0000000000
--- a/progs/trivial/quadstrip.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_QUAD_STRIP);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-
-   glColor3f(1,0,0); 
-   glVertex3f( 0.1, -0.8, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.1,  0.8, -30.0);
-
-   glColor3f(0,1,1); 
-   glVertex3f(-0.1,  -0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.1,  0.9, -30.0);
-
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.8, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.8, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-blend.c b/progs/trivial/tri-blend.c
deleted file mode 100644
index 284d15fd3c..0000000000
--- a/progs/trivial/tri-blend.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (c) 1993-1997, Silicon Graphics, Inc.
- * ALL RIGHTS RESERVED 
- * Permission to use, copy, modify, and distribute this software for 
- * any purpose and without fee is hereby granted, provided that the above
- * copyright notice appear in all copies and that both the copyright notice
- * and this permission notice appear in supporting documentation, and that 
- * the name of Silicon Graphics, Inc. not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission. 
- *
- * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
- * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
- * FITNESS FOR A PARTICULAR PURPOSE.  IN NO EVENT SHALL SILICON
- * GRAPHICS, INC.  BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
- * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
- * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
- * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
- * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC.  HAS BEEN
- * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
- * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
- * 
- * US Government Users Restricted Rights 
- * Use, duplication, or disclosure by the Government is subject to
- * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
- * (c)(1)(ii) of the Rights in Technical Data and Computer Software
- * clause at DFARS 252.227-7013 and/or in similar or successor
- * clauses in the FAR or the DOD or NASA FAR Supplement.
- * Unpublished-- rights reserved under the copyright laws of the
- * United States.  Contractor/manufacturer is Silicon Graphics,
- * Inc., 2011 N.  Shoreline Blvd., Mountain View, CA 94039-7311.
- *
- * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
- */
-
-/*
- *  alpha.c
- *  This program draws several overlapping filled polygons
- *  to demonstrate the effect order has on alpha blending results.
- *  Use the 't' key to toggle the order of drawing polygons.
- */
-#include <GL/glut.h>
-#include <stdlib.h>
-
-static int leftFirst = GL_TRUE;
-
-/*  Initialize alpha blending function.
- */
-static void init(void)
-{
-   glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-   glShadeModel (GL_FLAT);
-   glClearColor (1.0, 0.0, 0.0, 0.0);
-}
-
-static void drawLeftTriangle(void)
-{
-   /* draw yellow triangle on LHS of screen */
-
-   glBegin (GL_TRIANGLES);
-      glColor4f(1.0, 1.0, 0.0, 0.75);
-      glVertex3f(0.1, 0.9, 0.0); 
-      glVertex3f(0.1, 0.1, 0.0); 
-      glVertex3f(0.7, 0.5, 0.0); 
-   glEnd();
-}
-
-static void drawRightTriangle(void)
-{
-   /* draw cyan triangle on RHS of screen */
-
-   glEnable (GL_BLEND);
-   glBegin (GL_TRIANGLES);
-      glColor4f(0.0, 1.0, 1.0, 0.75);
-      glVertex3f(0.9, 0.9, 0.0); 
-      glVertex3f(0.3, 0.5, 0.0); 
-      glVertex3f(0.9, 0.1, 0.0); 
-   glEnd();
-   glDisable (GL_BLEND);
-}
-
-void display(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT);
-
-   if (leftFirst) {
-      drawLeftTriangle();
-      drawRightTriangle();
-   }
-   else {
-      drawRightTriangle();
-      drawLeftTriangle();
-   }
-
-   glFlush();
-}
-
-void reshape(int w, int h)
-{
-   glViewport(0, 0, (GLsizei) w, (GLsizei) h);
-   glMatrixMode(GL_PROJECTION);
-   glLoadIdentity();
-   if (w <= h) 
-      gluOrtho2D (0.0, 1.0, 0.0, 1.0*(GLfloat)h/(GLfloat)w);
-   else 
-      gluOrtho2D (0.0, 1.0*(GLfloat)w/(GLfloat)h, 0.0, 1.0);
-}
-
-/* ARGSUSED1 */
-void keyboard(unsigned char key, int x, int y)
-{
-   switch (key) {
-      case 't':
-      case 'T':
-         leftFirst = !leftFirst;
-         glutPostRedisplay();	
-         break;
-      case 27:  /*  Escape key  */
-         exit(0);
-         break;
-      default:
-         break;
-   }
-}
-
-/*  Main Loop
- *  Open window with initial window size, title bar, 
- *  RGBA display mode, and handle input events.
- */
-int main(int argc, char** argv)
-{
-   glutInit(&argc, argv);
-   glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
-   glutInitWindowSize (200, 200);
-   glutCreateWindow (argv[0]);
-   init();
-   glutReshapeFunc (reshape);
-   glutKeyboardFunc (keyboard);
-   glutDisplayFunc (display);
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/tri-clip.c b/progs/trivial/tri-clip.c
deleted file mode 100644
index bf48533adc..0000000000
--- a/progs/trivial/tri-clip.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-1.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-cull.c b/progs/trivial/tri-cull.c
deleted file mode 100644
index 20aeaf1d7c..0000000000
--- a/progs/trivial/tri-cull.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,1); 
-   glVertex3f( -1.5, 0.5, -30.0);
-   glColor3f(1,0,0); 
-   glVertex3f( 0,  2.0, -30.0);
-   glColor3f(0,1,0); 
-   glVertex3f(-1.5, 2.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-dlist.c b/progs/trivial/tri-dlist.c
deleted file mode 100644
index e0ab285eff..0000000000
--- a/progs/trivial/tri-dlist.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-GLint list;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-   list = glGenLists(1);
-   glNewList(list, GL_COMPILE); 
-   glBegin(GL_TRIANGLES);
-/*    glColor3f(0,0,.7);  */
-   glVertex3f( 0.9, -0.9, -30.0);
-/*    glColor3f(.8,0,0);  */
-   glVertex3f( 0.9,  0.9, -30.0);
-/*    glColor3f(0,.9,0);  */
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-   glEndList();
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-
-
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glColor3f(0,.9,0); 
-   glCallList(list);
-
-   glRotatef(45,0,0,1);
-   glColor3f(1,0,1); 
-   glCallList(list);
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-edgeflag.c b/progs/trivial/tri-edgeflag.c
deleted file mode 100644
index bdc0eaa253..0000000000
--- a/progs/trivial/tri-edgeflag.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glPolygonMode(GL_FRONT, GL_LINE);
-   glPolygonMode(GL_BACK, GL_POINT);
-
-   glBegin(GL_TRIANGLES);
-   glEdgeFlag(1);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -0.0);
-   glEdgeFlag(0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -0.0);
-   glEdgeFlag(1);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-flat-clip.c b/progs/trivial/tri-flat-clip.c
deleted file mode 100644
index fafa64914d..0000000000
--- a/progs/trivial/tri-flat-clip.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.5, 0.5, 0.5, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glShadeModel(GL_FLAT);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,1,0); 
-   glVertex3f(-1.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-flat.c b/progs/trivial/tri-flat.c
deleted file mode 100644
index fb2cdbd7bb..0000000000
--- a/progs/trivial/tri-flat.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.5, 0.5, 0.5, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glShadeModel(GL_FLAT);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,1,0); 
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-tex-3d.c b/progs/trivial/tri-tex-3d.c
deleted file mode 100644
index 6a9d1d1bf6..0000000000
--- a/progs/trivial/tri-tex-3d.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);
-
-#define SIZE 16
-   {
-      GLubyte tex3d[SIZE][SIZE][SIZE][3];
-      GLint r, s, t;
-
-      for (s = 0; s < SIZE; s++) {
-	 for (t = 0; t < SIZE; t++) {
-	    for (r = 0; r < SIZE; r++) {
-#if 0
-	       tex3d[r][t][s][0] = (s < SIZE/2) ? 0 : 255;
-	       tex3d[r][t][s][1] = (t < SIZE/2) ? 0 : 255;
-	       tex3d[r][t][s][2] = (r < SIZE/2) ? 0 : 255;
-#else
-	       tex3d[r][t][s][0] = s*255/(SIZE-1);
-	       tex3d[r][t][s][1] = t*255/(SIZE-1);
-	       tex3d[r][t][s][2] = r*255/(SIZE-1);
-#endif
-	    }
-	 }
-      }
-
-      glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-      glTexParameterf(GL_TEXTURE_3D, GL_TEXTURE_WRAP_R, GL_REPEAT);
-      glTexParameterf(GL_TEXTURE_3D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-      glTexParameterf(GL_TEXTURE_3D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-      glTexImage3D(GL_TEXTURE_3D, 0, 3, SIZE, SIZE, SIZE, 0,
-		   GL_RGB, GL_UNSIGNED_BYTE, tex3d);
-      glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
-      glEnable(GL_TEXTURE_3D);
-   }
-
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLES);
-   glTexCoord3f( 0,0,.9); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glTexCoord3f(.9,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glTexCoord3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-unfilled-clip.c b/progs/trivial/tri-unfilled-clip.c
deleted file mode 100644
index d486af2365..0000000000
--- a/progs/trivial/tri-unfilled-clip.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-1.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-unfilled-smooth.c b/progs/trivial/tri-unfilled-smooth.c
deleted file mode 100644
index e41903a3d5..0000000000
--- a/progs/trivial/tri-unfilled-smooth.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glEnable(GL_LINE_SMOOTH);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.6, -0.6, -0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.6,  0.6, -0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.6,  0.0, -0.0);
-   glEnd();
-
-   glPolygonMode(GL_FRONT, GL_LINE);
-/*    glPolygonMode(GL_BACK, GL_LINE); */
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-unfilled-userclip.c b/progs/trivial/tri-unfilled-userclip.c
deleted file mode 100644
index dc93a8f1ab..0000000000
--- a/progs/trivial/tri-unfilled-userclip.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   static GLdouble plane[4] = { -.5, 0, 1, 0 };
-
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);	
-   glClipPlane(GL_CLIP_PLANE0, plane);
-   glEnable(GL_CLIP_PLANE0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, 0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-unfilled.c b/progs/trivial/tri-unfilled.c
deleted file mode 100644
index 73961bc93a..0000000000
--- a/progs/trivial/tri-unfilled.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-   glPolygonMode(GL_FRONT, GL_LINE);
-   glPolygonMode(GL_BACK, GL_LINE);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri-userclip.c b/progs/trivial/tri-userclip.c
deleted file mode 100644
index cde9662ace..0000000000
--- a/progs/trivial/tri-userclip.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   static GLdouble plane[4] = { -.5, 0, 1, 0 };
-
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-   glClearColor(0.0, 0.0, 1.0, 0.0);	
-   glClipPlane(GL_CLIP_PLANE0, plane);
-   glEnable(GL_CLIP_PLANE0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-/*     glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, 0.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tri.c b/progs/trivial/tri.c
deleted file mode 100644
index d4a7f08ae3..0000000000
--- a/progs/trivial/tri.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-int win;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-         glutDestroyWindow(win);
-	exit(0);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,.7); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(.8,0,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,.9,0); 
-   glVertex3f(-0.9,  0.0, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    win = glutCreateWindow("First Tri");
-    if (!win) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tristrip-clip.c b/progs/trivial/tristrip-clip.c
deleted file mode 100644
index f95c66a62a..0000000000
--- a/progs/trivial/tristrip-clip.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLE_STRIP);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-1.9,  0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/tristrip.c b/progs/trivial/tristrip.c
deleted file mode 100644
index fa82a73711..0000000000
--- a/progs/trivial/tristrip.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the name of
- * Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
- * ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <GL/glut.h>
-
-
-#define CI_OFFSET_1 16
-#define CI_OFFSET_2 32
-
-
-GLenum doubleBuffer;
-
-static void Init(void)
-{
-   fprintf(stderr, "GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-   fprintf(stderr, "GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-   fprintf(stderr, "GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-
-    glClearColor(0.0, 0.0, 1.0, 0.0);
-}
-
-static void Reshape(int width, int height)
-{
-
-    glViewport(0, 0, (GLint)width, (GLint)height);
-
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-    glMatrixMode(GL_MODELVIEW);
-}
-
-static void Key(unsigned char key, int x, int y)
-{
-
-    switch (key) {
-      case 27:
-	exit(1);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
-}
-
-static void Draw(void)
-{
-   glClear(GL_COLOR_BUFFER_BIT); 
-
-   glBegin(GL_TRIANGLE_STRIP);
-   glColor3f(1,0,0); 
-   glVertex3f( 0.9, -0.9, -30.0);
-   glColor3f(1,1,0); 
-   glVertex3f( 0.9,  0.9, -30.0);
-   glColor3f(0,1,1); 
-   glVertex3f(-0.9,  -0.9, -30.0);
-   glColor3f(1,0,1); 
-   glVertex3f(-0.9,  0.9, -30.0);
-   glEnd();
-
-   glFlush();
-
-   if (doubleBuffer) {
-      glutSwapBuffers();
-   }
-}
-
-static GLenum Args(int argc, char **argv)
-{
-    GLint i;
-
-    doubleBuffer = GL_FALSE;
-
-    for (i = 1; i < argc; i++) {
-        if (strcmp(argv[i], "-sb") == 0) {
-	    doubleBuffer = GL_FALSE;
-	} else if (strcmp(argv[i], "-db") == 0) {
-	    doubleBuffer = GL_TRUE;
-	} else {
-	    fprintf(stderr, "%s (Bad option).\n", argv[i]);
-	    return GL_FALSE;
-	}
-    }
-    return GL_TRUE;
-}
-
-int main(int argc, char **argv)
-{
-    GLenum type;
-
-    glutInit(&argc, argv);
-
-    if (Args(argc, argv) == GL_FALSE) {
-	exit(1);
-    }
-
-    glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
-
-    type = GLUT_RGB;
-    type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
-    glutInitDisplayMode(type);
-
-    if (glutCreateWindow("First Tri") == GL_FALSE) {
-	exit(1);
-    }
-
-    Init();
-
-    glutReshapeFunc(Reshape);
-    glutKeyboardFunc(Key);
-    glutDisplayFunc(Draw);
-    glutMainLoop();
-	return 0;
-}
diff --git a/progs/trivial/vbo-drawarrays.c b/progs/trivial/vbo-drawarrays.c
deleted file mode 100644
index fb590098a3..0000000000
--- a/progs/trivial/vbo-drawarrays.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/* Basic VBO */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-
-struct {
-   GLfloat pos[3];
-   GLubyte color[4];
-} verts[] =  
-{
-   { {  0.9, -0.9, 0.0 },
-     { 0x00, 0x00, 0xff, 0x00 } 
-   },
-
-   { {  0.9,  0.9, 0.0 },
-     { 0x00, 0xff, 0x00, 0x00 }
-   },
-
-   { { -0.9,  0.9, 0.0 },
-     { 0xff, 0x00, 0x00, 0x00 } 
-   },
-
-   { { -0.9, -0.9, 0.0 },
-     { 0xff, 0xff, 0xff, 0x00 }
-   },
-};
-
-GLuint arrayObj, elementObj;
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-
-   glGenBuffersARB(1, &arrayObj);
-   glBindBufferARB(GL_ARRAY_BUFFER_ARB, arrayObj);
-   glBufferDataARB(GL_ARRAY_BUFFER_ARB, sizeof(verts), verts, GL_STATIC_DRAW_ARB);
-
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), 0 );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, sizeof(verts[0]), (void *)(3*sizeof(float)) );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_ARB);
-
-//   glDrawArrays( GL_TRIANGLES, 0, 3 );
-   glDrawArrays( GL_TRIANGLES, 1, 3 );
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vbo-drawelements.c b/progs/trivial/vbo-drawelements.c
deleted file mode 100644
index dddb45695c..0000000000
--- a/progs/trivial/vbo-drawelements.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/* Basic VBO */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-struct {
-   GLfloat pos[3];
-   GLubyte color[4];
-} verts[] =  
-{
-   { {  0.9, -0.9, 0.0 },
-     { 0x00, 0x00, 0xff, 0x00 } 
-   },
-
-   { {  0.9,  0.9, 0.0 },
-     { 0x00, 0xff, 0x00, 0x00 }
-   },
-
-   { { -0.9,  0.9, 0.0 },
-     { 0xff, 0x00, 0x00, 0x00 } 
-   },
-
-   { { -0.9, -0.9, 0.0 },
-     { 0xff, 0xff, 0xff, 0x00 }
-   },
-};
-
-GLuint indices[] = { 0, 1, 2, 3 };
-
-GLuint arrayObj, elementObj;
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-
-   glGenBuffersARB(1, &arrayObj);
-   glGenBuffersARB(1, &elementObj);
-
-   glBindBufferARB(GL_ARRAY_BUFFER_ARB, arrayObj);
-   glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, elementObj);
-
-   glBufferDataARB(GL_ARRAY_BUFFER_ARB, sizeof(verts), verts, GL_STATIC_DRAW_ARB);
-   glBufferDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, sizeof(indices), indices, GL_STATIC_DRAW_ARB);
-
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), 0 );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, sizeof(verts[0]), (void *)(3*sizeof(float)) );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_ARB);
-   glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, NULL );
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vbo-drawrange.c b/progs/trivial/vbo-drawrange.c
deleted file mode 100644
index 407b7541f0..0000000000
--- a/progs/trivial/vbo-drawrange.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/* Basic VBO */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-#define ELTOBJ 0
-
-struct {
-   GLfloat pos[3];
-   GLubyte color[4];
-} verts[] =  
-{
-   { {  0.9, -0.9, 0.0 },
-     { 0x00, 0x00, 0xff, 0x00 } 
-   },
-
-   { {  0.9,  0.9, 0.0 },
-     { 0x00, 0xff, 0x00, 0x00 }
-   },
-
-   { { -0.9,  0.9, 0.0 },
-     { 0xff, 0x00, 0x00, 0x00 } 
-   },
-
-   { { -0.9, -0.9, 0.0 },
-     { 0xff, 0xff, 0xff, 0x00 }
-   },
-};
-
-GLuint indices[] = { 1, 2, 3 };
-
-GLuint arrayObj, elementObj;
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-
-   glGenBuffersARB(1, &arrayObj);
-   glBindBufferARB(GL_ARRAY_BUFFER_ARB, arrayObj);
-   glBufferDataARB(GL_ARRAY_BUFFER_ARB, sizeof(verts), verts, GL_STATIC_DRAW_ARB);
-
-#if ELTOBJ
-   glGenBuffersARB(1, &elementObj);
-   glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, elementObj);
-   glBufferDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, sizeof(indices), indices, GL_STATIC_DRAW_ARB);
-#endif
-
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), 0 );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, sizeof(verts[0]), (void *)(3*sizeof(float)) );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_ARB);
-
-#if ELTOBJ
-   glDrawRangeElements( GL_TRIANGLES, 1, 3, 3, GL_UNSIGNED_INT, NULL );
-#else
-   glDrawRangeElements( GL_TRIANGLES, 1, 3, 3, GL_UNSIGNED_INT, indices );
-#endif
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vp-array.c b/progs/trivial/vp-array.c
deleted file mode 100644
index abe8f62bec..0000000000
--- a/progs/trivial/vp-array.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-GLfloat verts[][4] = {
-   {  0.9, -0.9, 0.0, 1.0 },
-   {  0.9,  0.9, 0.0, 1.0 },
-   { -0.9,  0.9, 0.0, 1.0 },
-   { -0.9, -0.9, 0.0, 1.0 },
-};
-
-GLubyte color[][4] = {
-   { 0x00, 0x00, 0xff, 0x00 },
-   { 0x00, 0xff, 0x00, 0x00 },
-   { 0xff, 0x00, 0x00, 0x00 },
-   { 0xff, 0xff, 0xff, 0x00 },
-};
-
-GLuint indices[] = { 0, 1, 2, 3 };
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-
-
-   glEnableClientState( GL_VERTEX_ARRAY );
-   glEnableClientState( GL_COLOR_ARRAY );
-   glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), verts );
-   glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color );
-
-}
-
-
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-   glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, indices );
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vp-clip.c b/progs/trivial/vp-clip.c
deleted file mode 100644
index 206ba0b8cb..0000000000
--- a/progs/trivial/vp-clip.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-}
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,1); 
-   glVertex3f( 2.0, -2.0, 0.0);
-   glColor3f(0,1,0); 
-   glVertex3f( 2.0,  2.0, 0.0);
-   glColor3f(1,0,0); 
-   glVertex3f(-2.0,  0.0, 0.0);
-   glEnd();
-
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vp-line-clip.c b/progs/trivial/vp-line-clip.c
deleted file mode 100644
index b2aaf17ca4..0000000000
--- a/progs/trivial/vp-line-clip.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-}
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-
-#if 0
-   glBegin(GL_LINES);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.75, -0.75, 0.0);
-   glColor3f(0,1,0); 
-   glVertex3f( 0.75,  0.75, 0.0);
-
-   glColor3f(0,1,0); 
-   glVertex3f( 0.75,  0.75, 0.0);
-   glColor3f(1,0,0); 
-   glVertex3f(-1.75,  0.0, 0.0);
-   glEnd();
-#else
-   glBegin(GL_LINE_STRIP);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.75, -0.75, 0.0);
-   glColor3f(0,1,0); 
-   glVertex3f( 0.75,  0.75, 0.0);
-   glColor3f(1,0,0); 
-   glVertex3f(-1.75,  0.0, 0.0);
-   glEnd();
-#endif
-
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vp-tri.c b/progs/trivial/vp-tri.c
deleted file mode 100644
index f8e18654c6..0000000000
--- a/progs/trivial/vp-tri.c
+++ /dev/null
@@ -1,104 +0,0 @@
-/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-/*       "MOV  result.color, {0,0,0,1};\n"  */
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-
-   glGenProgramsARB(1, &prognum);
-
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-}
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT  );
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(0,1,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(1,0,0); 
-   glVertex3f(-0.9,  0.0, 0.0);
-   glEnd();
-
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/trivial/vp-unfilled.c b/progs/trivial/vp-unfilled.c
deleted file mode 100644
index ac23181fff..0000000000
--- a/progs/trivial/vp-unfilled.c
+++ /dev/null
@@ -1,104 +0,0 @@
-/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#define GL_GLEXT_PROTOTYPES
-#include <GL/glut.h>
-
-static void Init( void )
-{
-   GLint errno;
-   GLuint prognum;
-   
-   static const char *prog1 =
-      "!!ARBvp1.0\n"
-      "MOV  result.color, vertex.color;\n"
-      "MOV  result.position, vertex.position;\n"
-      "END\n";
-
-   glGenProgramsARB(1, &prognum);
-
-   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
-   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
-		      strlen(prog1), (const GLubyte *) prog1);
-
-   assert(glIsProgramARB(prognum));
-   errno = glGetError();
-   printf("glGetError = %d\n", errno);
-   if (errno != GL_NO_ERROR)
-   {
-      GLint errorpos;
-
-      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
-      printf("errorpos: %d\n", errorpos);
-      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
-   }
-}
-
-static void Display( void )
-{
-   glClearColor(0.3, 0.3, 0.3, 1);
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-   glPolygonMode(GL_FRONT, GL_LINE);
-   glPolygonMode(GL_BACK, GL_POINT);
-
-   glEnable(GL_VERTEX_PROGRAM_NV);
-
-   glBegin(GL_TRIANGLES);
-   glColor3f(0,0,1); 
-   glVertex3f( 0.9, -0.9, 0.0);
-   glColor3f(0,1,0); 
-   glVertex3f( 0.9,  0.9, 0.0);
-   glColor3f(1,0,0); 
-   glVertex3f(-0.9,  0.0, 0.0);
-   glEnd();
-
-
-   glFlush(); 
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   /*glTranslatef( 0.0, 0.0, -15.0 );*/
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 250, 250 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}