Geografic-Information-System/raster/r.patch/local_proto.h

/* do_patch.c */
int do_patch(void *result, void *, struct Cell_stats *, int, RASTER_MAP_TYPE,
             size_t, int);
/* support.c */
int support(char **, struct Cell_stats *, int, struct Categories *,
	    int *, struct Colors *, int *, RASTER_MAP_TYPE);