al_wait_cond_until - Man Page

#include <allegro5/allegro.h>

int al_wait_cond_until(ALLEGRO_COND *cond, ALLEGRO_MUTEX *mutex,
   const ALLEGRO_TIMEOUT *timeout)

Like al_wait_cond(3) but the call can return if the absolute time passes timeout before the condition is signalled.

Returns zero on success, non-zero if the call timed out.

al_wait_cond(3)

al_wait_cond(3).