Command explanations
--libexecdir=`pkg-config --variable=prefix
ORBit-2.0`/sbin: This switch puts libexec files in
$GNOME_PREFIX/sbin instead of
$GNOME_PREFIX/libexec.
--sysconfdir=/etc/gnome: This switch
puts configuration files in /etc/gnome instead of
$GNOME_PREFIX/etc.