// Copyright 2016 The Fuchsia Authors
// Copyright (c) 2008 Travis Geiselbrecht
//
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT

#include <string.h>

char *strpbrk(char const *cs, char const *ct) {
  const char *sc1;
  const char *sc2;

  for (sc1 = cs; *sc1 != '\0'; ++sc1) {
    for (sc2 = ct; *sc2 != '\0'; ++sc2) {
      if (*sc1 == *sc2)
        return (char *)sc1;
    }
  }

  return NULL;
}
