Set the Makefile to ignore errors on the umounts - necessary if you want to run 'make clean' before the script has hit chapter 6
Set the Makefile to ignore errors on the umounts - necessary if you want to run 'make clean' before the script has hit chapter 6

git-svn-id: 9d360e937358a6045131c933812460b0d7e6dc2a@2136 7d5e3409-5ede-0310-83dd-dbcb3a32f907

ojab/jhalfs,ojab/jhalfs,ojab/jhalfs