K 10 svn:author V 3 bde K 8 svn:date V 27 1996-11-04T17:40:43.000000Z K 7 svn:log V 149 Don't clobber max_ncyls, ending up guessing thetotal number of cylinders as the number in the 4th slot. Fixes PR 1893. Should be in 2.1.5 and 2.2. END