LY_SETSIZES
enum layout_type layoutkind = LY_SETSIZES;
if (layoutkind == LY_USEDEFAULT || layoutkind == LY_SETSIZES) {
} else if (layoutkind == LY_SETSIZES) {
((arg_rep_int*)arg)->rv = LY_SETSIZES;
((arg_rep_int*)arg)->rv = LY_SETSIZES;
layout = LY_SETSIZES;
} else if (layout == LY_SETSIZES) {