K 10 svn:author V 3 jhb K 8 svn:date V 27 2011-08-22T18:41:39.774371Z K 7 svn:log V 292 MFC 224986: One of the general principles of the sysctl(3) API is that a user can query the needed size for a sysctl result by passing in a NULL old pointer and a valid oldsize. The kern.proc.args sysctl handler broke this assumption by not calling SYSCTL_OUT() if the old pointer was NULL. END