Provided by: allegro5-doc_5.0.10-2_all 

NAME
al_is_bitmap_locked - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h>
bool al_is_bitmap_locked(ALLEGRO_BITMAP *bitmap)
DESCRIPTION
Returns whether or not a bitmap is already locked.
SEE ALSO
al_lock_bitmap(3alleg5), al_lock_bitmap_region(3alleg5), al_unlock_bitmap(3alleg5)
Allegro reference manual al_is_bitmap_locked(3alleg5)()