ref: 07c3fc899a4788187f52b99961c7ae1777201d5b
dir: /lib/c/string/strcoll.c/
#include <string.h> #undef strcoll int strcoll(const char *s1, const char *s2) { while (*s1 && *s2 && *s1 == *s2) ++s1, ++s2; return *(unsigned char *) s1 - *(unsigned char *) s2; }