Less code, less ifdefs, should compile on Solaris. I knocked out Win 9x support

on the way since it simplified things, and, well, I don't care about supporting
Windows releases that have been outdated for 7 years.

BUG:157099


git-svn-id: svn://anonsvn.kde.org/home/kde/trunk/kdesupport/taglib@770581 283d02a7-25f6-0310-bc7c-ecb5cbfe19da