K 10 svn:author V 3 alc K 8 svn:date V 27 2004-08-07T05:58:31.000000Z K 7 svn:log V 190 Remove dead code. A vm_map's first_free is never NULL (even if the map is full). (This is preparation for an O(log n) implementation of vm_map_findspace().) Submitted by: Mark W. Krentel END