wcstombs
size_t wcstombs(char *, const wchar_t *, size_t);
PROTO_STD_DEPRECATED(wcstombs);
wcstombs(tmp, wch, n3);
n3 = wcstombs(0, wch, (size_t) 0);
len = wcstombs(MyData, my_wchars, sizeof(MyData) - 1);
wcstombs(unparsbuf, fp->name, sizeof(unparsbuf));
wcstombs(cp, line, TMP_BUFSIZ - 1);
len = wcstombs(NULL, path, 0);
wcstombs(state->path, path, len + 1);
wcstombs(buf, msgbuf, chars + 1); /* assumes buf is big enough */
wcstombs(buf, start, sizeof(buf));
wcstombs(buf, msgbuf, chars + 1);