int memcmp(const void *buf1, const void *buf2, size_t count)
int memicmp(const void *buf1, const void *buf2, size_t count)
int far_memcmp(const void far *buf1, const void far *buf2, size_t count)
int far_memicmp(const void far *buf1, const void far *buf2, size_t count)