Support "argument-default" attribute on option
This corresponds to "arg-default" attribute in AutoGen definition, which was missed in the initial conversion.
Reported by Taru Varshney.
Signed-off-by: Daiki Ueno ueno@gnu.org
This corresponds to "arg-default" attribute in AutoGen definition, which was missed in the initial conversion.
Reported by Taru Varshney.
Signed-off-by: Daiki Ueno ueno@gnu.org