Merge r3079:3080 from branches/SDL-1.2: disable glX if no glu.h header.

--HG-- extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402359

Merge r3079:3080 from branches/SDL-1.2: disable glX if no glu.h header.
--HG-- extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402359
78f4e16e · Ryan C. Gordon · c8f4ff31 · 78f4e16e
Commit 78f4e16e authored Jun 15, 2007 by Ryan C. Gordon
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configure.in configure.in +1 -0

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--- a/configure.in
+++ b/configure.in
@@ -1374,6 +1374,7 @@ CheckOpenGLX11()
        AC_TRY_COMPILE([
         #include <GL/gl.h>
         #include <GL/glx.h>
+         #include <GL/glu.h>
        ],[
        ],[
        video_opengl=yes