Installed version of doxygen (stock CentOS 5.9): Name : doxygen Relocations: (not relocatable) Version : 1.4.7 Vendor: CentOS Release : 2 Build Date: Mon 11 Jun 2012 04:50:22 AM EDT Install Date: Fri 07 Jun 2013 12:14:55 PM EDT Build Host: builder10.centos.org Group : Development/Tools Source RPM: doxygen-1.4.7-2.src.rpm Size : 6518061 License: GPL Signature : DSA/SHA1, Mon 11 Jun 2012 07:12:14 AM EDT, Key ID a8a447dce8562897 URL : http://www.stack.nl/~dimitri/doxygen/index.html Summary : A documentation system for C/C++. Description : Doxygen can generate an online class browser (in HTML) and/or a reference manual (in LaTeX) from a set of documented source files. The documentation is extracted directly from the sources. Doxygen can also be configured to extract the code structure from undocumented source files. Updated version I built (I need the newer version for a project I am working on): Name : doxygen Relocations: (not relocatable) Version : 1.7.4 Vendor: Dimitri van Heesch Release : 1 Build Date: Thu 07 Mar 2013 03:35:19 PM EST Install Date: (not installed) Build Host: sauron.deepsoft.com Group : Development/Tools Source RPM: doxygen-1.7.4-1.src.rpm Size : 12551071 License: GNU General Public License Signature : DSA/SHA1, Thu 07 Mar 2013 03:44:05 PM EST, Key ID 2c1dec90653a4d80 Packager : Robert Heller <heller at deepsoft.com> URL : http://www.stack.nl/~dimitri/doxygen/index.html Summary : A documentation system for C/C++. Description : Doxygen can generate an online class browser (in HTML) and/or a reference manual (in LaTeX) from a set of documented source files. The documentation is extracted directly from the sources. Doxygen can also be configured to extract the code structure from undocumented source files. This is what rpm -hUv /extra/heller/src/RPMS/x86_64/doxygen-1.7.4-1.x86_64.rpm tells me: Preparing... ################################################## package doxygen-1.4.7-2.x86_64 (which is newer than doxygen-1.7.4-1.x86_64) is already installed So a package built in June of *last year*, with an lower version number is newer than a package built in March of this year? In which universe is RPM living in? -- Robert Heller -- 978-544-6933 / heller at deepsoft.com Deepwoods Software -- http://www.deepsoft.com/ () ascii ribbon campaign -- against html e-mail /\ www.asciiribbon.org -- against proprietary attachments