UNION_MEMBER
if (dsym->s_scl == UNION_MEMBER) {
mem->s_scl = dcs->d_kind == DLK_STRUCT ? STRUCT_MEMBER : UNION_MEMBER;
sc = dcs->d_kind == DLK_STRUCT ? STRUCT_MEMBER : UNION_MEMBER;
return sym->s_scl == STRUCT_MEMBER || sym->s_scl == UNION_MEMBER;