This patch is not neccessary, since the Qt support in Mozilla appears broken anyway (Perhaps, it needs Qt-2?). But it should stir the configure to the right direction... --- configure.orig Tue Sep 28 17:46:31 1999 +++ configure Mon Oct 11 15:12:52 1999 @@ -5342 +5342 @@ - QT_CFLAGS="-I${QTDIR}/include/qt" + QT_CFLAGS="-I${QTDIR}/include/X11/qt"