On Fri, Jun 24, 2011 at 07:18:44AM +0000, Kevin Lo wrote: > Author: kevlo > Date: Fri Jun 24 07:18:44 2011 > New Revision: 223493 > URL: http://svn.freebsd.org/changeset/base/223493 > > Log: > Remove duplicated header files You may be interested in this tool: http://code.google.com/p/include-what-you-use/