Index: cnc_bitmap.h
===================================================================
--- cnc_bitmap.h	(revision 926)
+++ cnc_bitmap.h	(revision 927)
@@ -29,6 +29,8 @@
 #define CSCH_CONCRETE_BITMAP_H
 #include "libcschem/concrete.h"
 
+typedef csch_uint32_t csch_pixel_t; /* rgb(a) color of pixelated objects */
+
 /* type=CSCH_CTYPE_BITMAP */
 typedef struct csch_cbitmap_s {
 	csch_chdr_t hdr;