"Open /usr/share/init/tcsh/aliases and add:
alias burn 'hdiutil burn'so you can burn, mount and eject disk images on UNIX off the bat without the hdiutil thing, quite a simple trick. /usr/share/init/tcsh/aliases is for a system-wide implementation of aliases, for a per-user implementation use ~/aliases.mine."
alias mount 'hdiutil mount'
alias eject 'hdiutil eject'

