__get_pw_buf
if ((pw = __get_pw_buf(&pwbuf, &buflen, -1, NULL)) == NULL)
if ((pw = __get_pw_buf(&buf, &buflen, -1, name)) == NULL)
if ((pw = __get_pw_buf(&buf, &buflen, uid, NULL)) == NULL)
if ((pw = __get_pw_buf(&pwbuf, &buflen, -1, NULL)) == NULL)
if ((pw = __get_pw_buf(&buf, &buflen, -1, name)) == NULL)
if ((pw = __get_pw_buf(&buf, &buflen, uid, NULL)) == NULL)