ref: d551e92f989a1c010e684f6d9f1ee07539c836a5
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;
}