is_system_bitmap - Tells if a bitmap is a system bitmap or sub bitmap.

NAME

       is_system_bitmap  - Tells if a bitmap is a system bitmap or sub bitmap.
       Allegro game programming library.

       #include <allegro.h>

       int is_system_bitmap(BITMAP *bmp);

       Returns TRUE if bmp is a system bitmap object, or a sub-bitmap of  one.