+ xfree(elementSetNames->u.generic);
+ xfree(elementSetNames);
+ }
+ elementSetNames = 0;
+ if (arg && *arg)
+ {
+ elementSetNames = (Z_ElementSetNames *)
+ xmalloc(sizeof(*elementSetNames));
+ elementSetNames->which = Z_ElementSetNames_generic;
+ elementSetNames->u.generic = xstrdup(arg);