yield ERROR. */
if (!transport_set_up_command(&transport_filter_argv,
- tblock->filter_command, TRUE, DEFER, addrlist, FALSE,
+ tblock->filter_command, TSUC_EXPAND_ARGS, DEFER, addrlist,
string_sprintf("%.50s transport filter", tblock->name), NULL))
{
set_errno_nohost(addrlist->next, addrlist->basic_errno, addrlist->message, DEFER,