This is a very late response, but I thought I'd mention that you don't need to compile all of Apache. You just need to have the DB2 headers (included in the IBM Data Server Client for ODBC and CLI download), gcc, and a few…"
"If you can take a look at MediaWiki, it would be great. The DB2 support in it is unfortunately broken. There's an off-by-one error in the default data (the Text table references non-existent Revision 0 rather than 1, and I couldn't track…"