#include "memory.h" int memcmp(void const *buffer1, void const *buffer2, size_t size) { unsigned char const *buffer[] = {buffer1, buffer2}; for (size_t i = 0; i < size; i++) if (buffer[0][i] != buffer[1][i]) return (int)buffer[0][i] - (int)buffer[1][i]; return 0; }