# BEGIN_MTA_SEND
# MTA: Courier
# sending mail

	# Courier is using STDIN and STDOUT so there is no
	# need to open the mail file
	while (<$msgfh>) {
		next if ($seen_xheader == 0 && m/^$X_HEADER_TAG:/o);
		if ($seen_xheader == 0 && m/\A\r?\n\Z/) {
			print STDOUT "$X_HEADER_TAG: $X_HEADER_LINE\n";
			$seen_xheader = 1;
		}
		print STDOUT $_;
	}

	# Pass up the LDA's error code
	do_exit(retcode($?), __LINE__);
# END_MTA_SEND
