Tor Lillqvist authored Oct 22, 2009 and Ralf Habacker committed Dec 01, 2009

Remove unused functions, or put in #if 0 if potentially useful. Make
internal functions used just in one file static. Use -Werror after all
also on Windows. Construct the installation root from the location of
the dbus DLL, not from the location of the program .exe of the
process.