This is currently required to be able to split off the event processing code
in small functions so that it is possible to integrate libvncserver's event
loop code with Qt's event loop properly. This is also what vino does; the whole
event loop integration idea was taken from there.

git-svn-id: svn://anonsvn.kde.org/home/kde/trunk/KDE/kdenetwork/krfb/libvncserver@1195283 283d02a7-25f6-0310-bc7c-ecb5cbfe19da