ref: c946d13235a8460a8c7f2aa86e705202d77231a7
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; }