diff --git a/src/mesa/shader/shaderobjects_3dlabs.h b/src/mesa/shader/shaderobjects_3dlabs.h
index 4ca31364112..4cb8cf45409 100755
--- a/src/mesa/shader/shaderobjects_3dlabs.h
+++ b/src/mesa/shader/shaderobjects_3dlabs.h
@@ -33,5 +33,8 @@ _mesa_3dlabs_create_shader_object (GLenum);
 extern GLhandleARB
 _mesa_3dlabs_create_program_object (void);
 
+extern void
+_mesa_init_shaderobjects_3dlabs (GLcontext *ctx);
+
 #endif