X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FTime%2Flight.hxx;h=fd4c215dc8392927cd5e2d977e26457a5cf90734;hb=4214cd6c10e8e90577673b4a11b6451248b3c6ee;hp=2a24f0b5dce11f7f9b8f07ea41a73a62688cc6d5;hpb=980012e1682fdb27c9b9ec27edea0b549d603f9d;p=flightgear.git

diff --git a/src/Time/light.hxx b/src/Time/light.hxx
index 2a24f0b5d..fd4c215dc 100644
--- a/src/Time/light.hxx
+++ b/src/Time/light.hxx
@@ -38,7 +38,9 @@
 #  include <windows.h>
 #endif
 
-#include <GL/gl.h>
+#include <simgear/compiler.h>
+
+#include SG_GL_H
 
 #include <plib/sg.h>			// plib include