.\" Automatically generated by Pandoc 3.6.1 .\" .TH "al_destroy_mutex" "3" "" "Allegro reference manual" .SH NAME al_destroy_mutex \- Allegro 5 API .SH SYNOPSIS .IP .EX #include \f[B]\f[R] void al_destroy_mutex(ALLEGRO_MUTEX *mutex) .EE .SH DESCRIPTION Free the resources used by the mutex. The mutex should be unlocked. Destroying a locked mutex results in undefined behaviour. .PP Does nothing if \f[CR]mutex\f[R] is \f[CR]NULL\f[R].