#!/usr/bin/perl -w use strict; use Mail::CheckUser qw(:constants); my @constants = @{ $Mail::CheckUser::EXPORT_TAGS{constants} }; foreach my $constant (@constants) { print $constant, " = ", eval($constant), $/; } #### CU_OK = 0 CU_BAD_SYNTAX = 1 CU_UNKNOWN_DOMAIN = 2 CU_DNS_TIMEOUT = 3 CU_UNKNOWN_USER = 4 CU_SMTP_TIMEOUT = 5 CU_SMTP_UNREACHABLE = 6