/* * This code was written by Rich Felker in 2010; no copyright is claimed. * This code is in the public domain. Attribution is appreciated but * unnecessary. */#include <stdlib.h>#include <inttypes.h>#include <wchar.h>#include <errno.h>#include"internal.h"intmblen(const char*s,size_t n){returnmbtowc(0, s, n);}