ref: cb31a80ef0c5eafd2a6e338397134c503b3f8b19
dir: /libc/src/strchr.c/
/* See LICENSE file for copyright and license details. */ #include <string.h> char * strchr(const char *s, int c) { while (*s && *s != c) ++s; return (*s == c) ? (char *)s : NULL; }