http://ridiculousfish.com/hexfiend/ http://www.suavetech.com/0xed/0xed.html http://hexedit.sourceforge.net/ If you are using a recent version of OS X, you have a copy of vim installed by default. This includes the 'xxd' binary for converting data to hex and back. 1. Open your file in vim using this …

Found this thread via google, with the same problems. dh4rm4 is right about different versions and ADLIB drivers. I downloaded several versions of this game from various abandonware sites and the files were all slightly different. I finally found one that worked, so here it is: doofus.exe = 172 KB ( …