ref: cbc79a2cfff4aa23e628158c2aa2b7035753cbe4
dir: /lib/c/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; }