    #!/usr/bin/perl

    print "Content-type: text/plain\n\n";

    print "The server information:\n\n";

    print "SERVER_SOFTWARE = ",$ENV{"SERVER_SOFTWARE"},"\n";
    print "SERVER_NAME =  ",$ENV{"SERVER_NAME"},"\n";
    print "GATEWAY_INTERFACE =  ",$ENV{"GATEWAY_INTERFACE"},"\n";
    print "SERVER_PROTOCOL =   ",$ENV{"SERVER_PROTOCOL"},"\n";
    print "SERVER_PORT =  ",$ENV{"SERVER_PORT"},"\n";