check_cpu - Man Page

#include <allegro.h>

void check_cpu();

Detects the CPU type, setting the following global variables. You don't  normally need to call this, because allegro_init() will do it for you.

cpu_vendor(3), cpu_family(3), cpu_model(3), cpu_capabilities(3), allegro_init(3)

cpu_capabilities(3), cpu_family(3), cpu_model(3), cpu_vendor(3).