qt -> tqt conversion:

QTDIR -> TQTDIR
QTDOC -> TQTDOC
INCDIR_QT -> INCDIR_TQT
LIBDIR_QT -> LIBDIR_TQT
QT_INC -> TQT_INC
QT_LIB -> TQT_LIB

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

INSTALL

@@ -76,7 +76,7 @@ Note that DBus detects QtCore and QtXml during the configure process
 using pkg-config. You may need to set the PKG_CONFIG_PATH to include
 the Qt4 library directory. If you don't have your Qt4 installed, then
 you may also need to use the --with-qt-moc directive to point to the
-Qt4 moc executable (e.g. $QTDIR/bin/moc).
+Qt4 moc executable (e.g. $TQTDIR/bin/moc).
 
 
 Qt 3 Bindings