$note_varref->($2,!!$1) if m{^($esc)?([^()\$]+\))};
}
elsif (s{^\$(\d+)}{}) { ddbl_only($&); oud "\${$1}"; }
+ elsif (s{^\(\s*$esc(?=$lc_re)}{}) { od "\$(call ${var_prefix}" }
+ elsif (s{^\(\s*(?=\S)}{} ) { od "\$(call " }
elsif (s{^\{}{}) {
err 'macro invocation cannot be re-$-doubled' if $ddbl;
od '${eval ${call ';