iswblank
int iswblank(wint_t);
PROTO_STD_DEPRECATED(iswblank);
check_bool(isblank(s[j]), iswblank(c), '3');
check_bool(isblank(i), iswblank(i), '3');
if (iswblank(wc) && wc != 0xa0) {
if (iswalnum(c) || iswblank(c)) {
while (iswblank(*s) && s < end)
while (iswblank(*s) && s < end)
while (src < end && iswblank(*src))
while (start < BWSLEN(s) && iswblank(BWS_GET(s, start)))
isblank = iswblank(BWS_GET(s, cpos));
while (iswblank(bws_get_iter_value(s)))
if (iswblank(wc)) {