ref: f3055381a9c3a8eda50872aa92d6b22bb7f536a2
dir: /libc/src/strchr.c/
/* See LICENSE file for copyright and license details. */
#include <string.h>
#undef strchr
char *
strchr(const char *s, int c)
{
while (*s && *s != c)
++s;
return (*s == c) ? (char *)s : NULL;
}