if((getpwuid($>))[0] ne "root") {  # how is this handled on Microsoft systems?
    print STDERR "You are ", (getpwuid($>))[0], " and $0 must be run as root.\n";
    exit(1);
}

##</code><code>##

readline() on closed filehandle main::ALIASES at smtp.pl line 77.

##</code><code>##

Use of uninitialized value in exists at smtp.pl line 107, <GEN1> line 1.
Use of uninitialized value in chomp at smtp.pl line 100, <GEN1> line 1.
Use of uninitialized value in substitution (s///) at smtp.pl line 101, <GEN1> l