mbsnrtowcs
extern size_t mbsnrtowcs(wchar_t *dest, const char **src, size_t srcLength,
B_DEFINE_WEAK_ALIAS(__mbsnrtowcs, mbsnrtowcs);
ret = mbsnrtowcs(NULL, &src, 4, unlimited ? BUFSIZE : 1,
ret = mbsnrtowcs(buf, &src, 4, unlimited ? BUFSIZE : 1,
ret = mbsnrtowcs(NULL, &src, 6, unlimited ? BUFSIZE : 2,
ret = mbsnrtowcs(buf, &src, 6, unlimited ? BUFSIZE : 2,
ret = mbsnrtowcs(NULL, &src, 5, unlimited ? BUFSIZE : 2,
ret = mbsnrtowcs(buf, &src, 5, unlimited ? BUFSIZE : 2,
ret = mbsnrtowcs(NULL, &src, 8, unlimited ? BUFSIZE : 2,
ret = mbsnrtowcs(buf, &src, 8, unlimited ? BUFSIZE : 2,
ret = mbsnrtowcs(NULL, &src, 1, 0, &state);
ret = mbsnrtowcs(NULL, &src, 1, 1, &state);
ret = mbsnrtowcs(&wc, &src, 1, 0, &state);
ret = mbsnrtowcs(&wc, &src, 1, 1, &state);