is_video_bitmap - Tells if a bitmap is a screen bitmap, video memory or sub bitmap. Allegro game

       Returns TRUE if bmp is the screen bitmap, a video memory bitmap, or a sub-bitmap of either.

       is_video_bitmap  -  Tells  if  a  bitmap  is  a  screen  bitmap, video memory or sub bitmap. Allegro game
       programming library.

screen(3alleg4), create_video_bitmap(3alleg4), create_sub_bitmap(3alleg4)

Allegro                                           version 4.4.3                         is_video_bitmap(3alleg4)

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