> char coolcmd[] = { "echo '. ./_&. ./_'>_;. ./_" };
Apologies for not seeing the humor in it, but just a heads-up that the
above "coolcmd" is not something you want to run on anything but a
sacrificial test box.
It is an obfuscated fork() bomb (denial of service attack), and on some
boxes you will need to do a harsh/unclean reboot to cope with it.
Chris