# hdiutil convert /path/to/refit-0.14.cdr -format UDRW -o /path/to/refit-0.14.img
# diskutil list
# diskutil unmountDisk /dev/disk2
# sudo dd if=/path/to/refit-0.14.img.dmg of=/dev/rdisk2 bs=1m
Using rdisk2 here seems to speed up things
# diskutil eject /dev/disk2
ing. M.A.C.M. (Martijn) van den BoomComputer Infrastructure Architectingenieur, docent en mentor