ref: 3aa27c3da9cf49c6f8082f09a295b7cf241c9a65
dir: /src/libc/string/strcmp.c/
#include <string.h> #undef strcmp int strcmp(const char *s1, const char *s2) { while (*s1 && *s2 && *s1 == *s2) ++s1, ++s2; return *(unsigned char *)s1 - *(unsigned char *)s2; }