ref: 97bfd21a430fbac3267e12e5d67a92a7f5ced8a9
dir: /lib/c/src/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; }