named forks – resource forks
mac 122 % ls -al *.dmg -rw-r--r-- 1 face staff 1189642 Nov 26 09:12 SQLGrinderPR3.dmg mac 123 % ls -al *.dmg/..namedfork/rsrc -rw-r--r-- 1 face staff 0 Nov 26 09:12 SQLGrinderPR3.dmg/..namedfork/rsrc mac 124 % ls -al *.dmg/..namedfork/data -rw-r--r-- 1 face staff 1189642 Nov 26 09:12 SQLGrinderPR3.dmg/..namedfork/data mac 125 % ls -al *.dmg/..namedfork/r ls: *.dmg/..namedfork/r: No such file or directory mac 126 %