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-rw-r--r--src/DisName.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/src/DisName.c b/src/DisName.c
index 17ebf356..1456f656 100644
--- a/src/DisName.c
+++ b/src/DisName.c
@@ -27,6 +27,7 @@ other dealings in this Software without prior written authorization
from The Open Group.
*/
+/* $XFree86: xc/lib/X11/DisName.c,v 1.3 2003/04/13 19:22:15 dawes Exp $ */
/* XDisplayName.c */
/*
@@ -46,16 +47,16 @@ from The Open Group.
/* Written at Waterloo - JMSellens */
#include <stdio.h>
-
-extern char *getenv();
+#include <stdlib.h>
+#include "Xlib.h"
char *
-XDisplayName( display )
- char *display;
+XDisplayName(
+ _Xconst char *display)
{
char *d;
if ( display != (char *)NULL && *display != '\0' )
- return( display );
+ return( (char *)display );
if ( (d = getenv( "DISPLAY" )) != (char *)NULL )
return( d );
return( "" );