Hack the xslt-config to return paths into WORKDIR.

--- a/xslt-config.in	Wed Jan 17 14:18:26 2007
+++ b/xslt-config.in	Wed Jun 25 13:06:05 2008
@@ -1,10 +1,16 @@
 #! /bin/sh
 
-prefix=@prefix@
-exec_prefix=@exec_prefix@
+#prefix=@prefix@
+#exec_prefix=@exec_prefix@
+#exec_prefix_set=no
+#includedir=@includedir@
+#libdir=@libdir@
+
+prefix=${WORKDIR}/UnpackedTarball/xslt
+exec_prefix=${WORKDIR}/UnpackedTarball/xsltproc
 exec_prefix_set=no
-includedir=@includedir@
-libdir=@libdir@
+includedir=${WORKDIR}/UnpackedTarball/xslt/libxslt
+libdir=${WORKDIR}/UnpackedTarball/xslt/libxslt/.libs
 
 usage()
 {
@@ -89,7 +95,8 @@
     shift
 done
 
-the_libs="@XSLT_LIBDIR@ @XSLT_LIBS@ @EXTRA_LIBS@"
+#the_libs="@XSLT_LIBDIR@ @XSLT_LIBS@ @EXTRA_LIBS@"
+the_libs="-L${libdir} -lxslt -lm"
 if test "$includedir" != "/usr/include"; then
     the_flags="$the_flags -I$includedir `@XML_CONFIG@ --cflags`"
 else