ref: 7f794f6356aa288402b0b1b60a47741d987a7e07
dir: /libc/src/strrchr.c/
/* See LICENSE file for copyright and license details. */ #include <string.h> #undef strrchr char * strrchr(const char *s, int c) { const char *t = s; while (*t) ++t; while (t > s && *t != c) --t; return (*t == c) ? (char *)t : NULL; }