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

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

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

create_system_bitmap(3alleg4), create_sub_bitmap(3alleg4)

Allegro                                           version 4.4.3                        is_system_bitmap(3alleg4)

#include<allegro.h>intis_system_bitmap(BITMAP*bmp);