+# ------------------------------------------------------------------------------
+have_multi_seat_x=no
+AC_ARG_ENABLE(multi_seat_x, AS_HELP_STRING([--disable-multi-seat-x], [do not build multi-seat-x]))
+if test "x$enable_multi_seat_x" != "xno"; then
+ have_multi_seat_x=yes
+fi
+AM_CONDITIONAL(ENABLE_MULTI_SEAT_X, [test "$have_multi_seat_x" = "yes"])
+