ref: 4f535bf888f4affdd2a8199c5cfd1470925e0cde
dir: /libc/src/strcmp.c/
/* See LICENSE file for copyright and license details. */
#include <string.h>
int
strcmp(const char *s1, const char *s2)
{
while (*s1 && *s2 && *s1 != *s2)
++s1, ++s2;
return *(unsigned char *)s1 - *(unsigned char *)s2;
}