K 10 svn:author V 10 nwhitehorn K 8 svn:date V 27 2010-11-09T19:45:29.804172Z K 7 svn:log V 247 Make all OF client interface calls return the maximum kind of does-not-exist error when no client interface module is installed instead of dereferencing NULL pointers. This eases implementation of platforms that may or may not have Open Firmware. END