swrast: Clean up header file inclusion in s_fog.h.

diff --git a/src/mesa/swrast/s_fog.h b/src/mesa/swrast/s_fog.h
index ebc3513f496c070ac6e51f1beeee0887f7d2309e..9f93b7050843cf1f438012cd59f5fa463915ec3c 100644 (file)
--- a/src/mesa/swrast/s_fog.h
+++ b/src/mesa/swrast/s_fog.h
@@ -28,9 +28,10 @@
 #define S_FOG_H
 
 
-#include "main/mtypes.h"
+#include "main/glheader.h"
 #include "s_span.h"
 
+struct gl_context;
 
 extern GLfloat
 _swrast_z_to_fogfactor(struct gl_context *ctx, GLfloat z);