void IlluminateRawLightmap( int num );
void IlluminateVertexes( int num );
-void SetupBrushesFlags( int mask_any, int test_any, int mask_all, int test_all );
+void SetupBrushesFlags( unsigned int mask_any, unsigned int test_any, unsigned int mask_all, unsigned int test_all );
void SetupBrushes( void );
void SetupClusters( void );
qboolean ClusterVisible( int a, int b );