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.TH "al_wait_for_event" "3" "" "Allegro reference manual"
.SH NAME
al_wait_for_event \- Allegro 5 API
.SH SYNOPSIS
.IP
.EX
#include \f[B]<allegro5/allegro.h>\f[R]

void al_wait_for_event(ALLEGRO_EVENT_QUEUE *queue, ALLEGRO_EVENT *ret_event)
.EE
.SH DESCRIPTION
Wait until the event queue specified is non\-empty.
If \f[CR]ret_event\f[R] is not NULL, the first event in the queue will
be copied into \f[CR]ret_event\f[R] and removed from the queue.
If \f[CR]ret_event\f[R] is NULL the first event is left at the head of
the queue.
.SH SEE ALSO
ALLEGRO_EVENT(3), al_wait_for_event_timed(3),
al_wait_for_event_until(3), al_get_next_event(3)