cpu_family (3) - Linux Man Pages
cpu_family: Contains the CPU type. Allegro game programming library.
NAMEcpu_family - Contains the CPU type. Allegro game programming library.
DESCRIPTIONContains the Intel type, where applicable. Allegro defines the following CPU family types:
CPU_FAMILY_UNKNOWN - The type of processor is unknown CPU_FAMILY_I386 - The processor is an Intel-compatible 386 CPU_FAMILY_I486 - The processor is an Intel-compatible 486 CPU_FAMILY_I586 - The processor is a Pentium or equivalent CPU_FAMILY_I686 - The processor is a Pentium Pro, II, III or equivalent CPU_FAMILY_ITANIUM - The processor is an Itanium processor CPU_FAMILY_POWERPC - The processor is a PowerPC processor CPU_FAMILY_EXTENDED - The processor type needs to be read from the cpu_modelYou can read this variable after you have called check_cpu() (which is automatically called by allegro_init()).