Yep I enabled it through /etc/sysctl.conf.
My screenshot hotkey is the same as the SysRq. I'm using a Korean keyboard. I've had both working before (Fedora 10).
I am using Gnome so how would you change the hotkey value for taking screenshots?
Thanks for checking this post out by the way.
It does not require a majority to prevail, but rather an irate, tireless minority keen to set brush fires in people’s minds. —Samuel Adams