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-rw-r--r--src/mesa/tnl/tnl.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/tnl/tnl.h b/src/mesa/tnl/tnl.h
index 3be222a6e0..d04310fb53 100644
--- a/src/mesa/tnl/tnl.h
+++ b/src/mesa/tnl/tnl.h
@@ -80,5 +80,8 @@ _tnl_isolate_materials( GLcontext *ctx, GLboolean flag );
extern void
_tnl_allow_vertex_fog( GLcontext *ctx, GLboolean value );
+extern void
+_tnl_allow_pixel_fog( GLcontext *ctx, GLboolean value );
+
#endif