apply_at_specials
int apply_at_specials(int);
a = apply_at_specials(a);
a = apply_at_specials(a);
if ((apply_at_specials(a) != AT_NORMAL) &&
attr = apply_at_specials(attr);
int new_attrmode = apply_at_specials(attr);
attr1 = apply_at_specials(attr1);
attr2 = apply_at_specials(attr2);