c/string/byte/strpbrk

@1 @Scans the null-terminated byte string pointed to by for any character from the null-terminated byte string pointed to by, and returns a pointer to that character. @2@

The behavior is undefined if either or  is not a pointer to a null-terminated byte string.

Return value
Pointer to the first character in, that is also in , or null pointer if no such character exists.