X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=tests%2Fest-epsilon.c;h=5ff0a8aca8a763065d14032b7d4476100c58678d;hb=6ba395969c6cd76f8383f71a61b9739271fa64e7;hp=d51fa204cf0278238e50dcdd52550d422c34d3d0;hpb=9c2cc7c309fa8701a2c851e8575a6c7466b4d6ee;p=flightgear.git

diff --git a/tests/est-epsilon.c b/tests/est-epsilon.c
index d51fa204c..5ff0a8aca 100644
--- a/tests/est-epsilon.c
+++ b/tests/est-epsilon.c
@@ -8,8 +8,12 @@
 
 #include <stdio.h>
 
-#include FG_GLUT_H
-
+#include <simgear/compiler.h>
+#if defined( __APPLE__)
+# include <OpenGL/OpenGL.h>
+#else
+# include <GL/gl.h>
+#endif
 
 int main() {
     GLfloat a, t;