mingw-log4cplus.spec: Improve.
mingw-log4cplus.spec: Improve.

Provided by: John Smits <japsmits at users dot sourceforge dot net>
csuideal/log4cplus,ccpaging/log4cplus,ccpaging/log4cplus,hunter-packages/log4cplus,csuideal/log4cplus,csuideal/log4cplus,hunter-packages/log4cplus,csuideal/log4cplus,hunter-packages/log4cplus,hunter-packages/log4cplus,ccpaging/log4cplus,ccpaging/log4cplus