$FreeBSD$

--- configure.orig	Sun Aug 12 19:11:07 2001
+++ configure	Thu Dec 27 00:05:42 2001
@@ -3243,7 +3243,7 @@
 #include "confdefs.h"
 #include <GL/gl.h>
 EOF
-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp $CFLAGS conftest.$ac_ext >/dev/null 2>conftest.out"
 { (eval echo configure:3248: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
@@ -3364,7 +3364,7 @@
 #include "confdefs.h"
 #include <GL/glx.h>
 EOF
-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp $CFLAGS conftest.$ac_ext >/dev/null 2>conftest.out"
 { (eval echo configure:3369: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then