isdigit_clocale
if (isdigit_clocale(c1) || !c1)
return ((isdigit_clocale(c2) || !c2) ? 0 : -1);
if (isdigit_clocale(c2) || !c2)
!isdigit_clocale(bws_get_iter_value(si1))) ||
((si2 < se2) && !isdigit_clocale(bws_get_iter_value(si2)))) {
while (isdigit_clocale(bws_get_iter_value(si1)) &&
isdigit_clocale(bws_get_iter_value(si2))) {
if (isdigit_clocale(bws_get_iter_value(si1)))
if (isdigit_clocale(bws_get_iter_value(si2)))