man lock_sample () - Locks all the memory used by a sample. Allegro game programming library.
NAME
lock_sample - Locks all the memory used by a sample. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
void lock_sample(SAMPLE *spl);
DESCRIPTION
Under DOS, locks all the memory used by a sample. You don't normally need to call this function because load_sample() and create_sample() do it for you.