define verb fragmentation
  image     oper$library:fragment.exe
  parameter p1,		prompt="Device",
			value (required),
			label=device_name
  qualifier output
			placement=global,
			nonnegatable,
			value(type=$outfile,default="sys$output"),
			label=output,
			default
  qualifier available
			placement=global,
			label=available,
			default
  qualifier used
			placement=global,
			label=used