diff --git a/configure.in b/configure.in
index d81e52470..3d803c109 100644
--- a/configure.in
+++ b/configure.in
@@ -71,7 +71,7 @@ AC_C_BIGENDIAN(
     AC_DEFINE([HAVE_BIG_ENDIAN], [1], [Big Endian]),
     AC_DEFINE([HAVE_LITTLE_ENDIAN], [1], [Little Endian]),
     AC_DEFINE([HAVE_DYNAMIC_ENDIAN], [1], [Unknown endian]),
-    AC_DEFINE([HAVE_UNIVERSAL_ENDIAN], [1], [Universal Endian (MAC Universal PPC/Intel Binaries, detecting correct during build)])
+    AC_DEFINE([HAVE_UNIVERSAL_ENDIAN], [1], [Universal Endian (MAC Universal PPC/Intel Binaries, uses HAVE_DYNAMIC_ENDIAN)])
 )
 
 
@@ -204,19 +204,15 @@ if test "$agi_with_opengl" = "no"; then
 	AC_MSG_FAILURE([Please install a working OpenGL library.])
 fi
 
-#AC_AGI_COMPILE([OpenGLU], [openglu], [$GL_CFLAGS], [$GL_LIBS -lGLU],[
-##ifdef __APPLE__
-##include <OpenGL/glu.h>
-##else
-##include <GL/glu.h>
-##endif
-#int main(void) {
-#  return 0;
-#}])
-#
-#if test "$agi_with_openglu" = "no"; then
-#	AC_MSG_FAILURE([Please install a working OpenGL GLU library.])
-#fi
+AC_AGI_COMPILE([OpenGLU], [openglu], [$GL_CFLAGS], [$GL_LIBS -lGLU],[
+#include <GL/glu.h>
+int main(void) {
+  return 0;
+}])
+
+if test "$agi_with_openglu" = "no"; then
+	AC_MSG_FAILURE([Please install a working OpenGL GLU library.])
+fi
 
 
 ###########