+-DWITH_KDE=ON
+ Enable integration into KDE4
+
+-DWITH_OXYGEN=(ON|OFF|AUTO)
+ Whether to install Oxygen icons used by Quassel. By default (AUTO) we don't install them if
+ KDE integration is enabled and KDE > 4.3.0 is present, as all needed icons are part of the
+ system Oxygen iconset in this case. Using ON or OFF you can override automatic detection.
+
+-DWITH_OPENSSL=OFF
+ Disable OpenSSL support
+
+-DWITH_DBUS=OFF
+ Disable D-Bus support. This will disable support for notification-daemon.
+
+-DWITH_WEBKIT=OFF
+ Disable WebKit support. You will not have webpage previews on hovering URLs.
+
+-DWITH_PHONON=OFF
+ Disable support for audio notifications via Phonon.
+
+-DWITH_LIBINDICATE=OFF
+ Disable support for Ayatana notifications (libindicate-qt)
+
+-DWITH_CRYPT=OFF
+ Disable crypt support
+