is_sub_bitmap - Tells if a bitmap is a sub bitmap. Allegro game programming library.

       Returns TRUE if bmp is a sub-bitmap.

       is_sub_bitmap - Tells if a bitmap is a sub bitmap. Allegro game programming library.

create_sub_bitmap(3alleg4)

Allegro                                           version 4.4.3                           is_sub_bitmap(3alleg4)

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