ref: 268b5a4e15ec491a5881664a9e26ba714254da1d
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; }