-AC_ARG_WITH(profile4_x,[ --with-profile4=yes,no If you want to install the 4.6 FX (defaults to yes)], [], [with_profile4_x=yes])
-AC_ARG_WITH(monodroid, [ --with-monodroid=yes,no If you want to build the MonoDroid assemblies (defaults to no)], [], [with_monodroid=no])
-AC_ARG_WITH(monotouch, [ --with-monotouch=yes,no If you want to build the Xamarin.iOS assemblies (defaults to no)], [], [with_monotouch=no])
-AC_ARG_WITH(xammac, [ --with-xammac=yes,no If you want to build the Xamarin.Mac assemblies (defaults to no)], [], [with_xammac=no])
+AC_ARG_WITH(profile4_x, [ --with-profile4=yes,no If you want to install the 4.6 FX (defaults to yes)], [], [with_profile4_x=yes])
+AC_ARG_WITH(monodroid, [ --with-monodroid=yes,no If you want to build the MonoDroid assemblies (defaults to no)], [], [with_monodroid=no])
+AC_ARG_WITH(monotouch, [ --with-monotouch=yes,no If you want to build the Xamarin.iOS assemblies (defaults to no)], [], [with_monotouch=no])
+AC_ARG_WITH(monotouch_watch, [ --with-monotouch_watch=yes,no If you want to build the Xamarin.WatchOS assemblies (defaults to no)],[], [with_monotouch_watch=no])
+AC_ARG_WITH(monotouch_tv, [ --with-monotouch_tv=yes,no If you want to build the Xamarin.TVOS assemblies (defaults to no)], [], [with_monotouch_tv=no])
+AC_ARG_WITH(xammac, [ --with-xammac=yes,no If you want to build the Xamarin.Mac assemblies (defaults to no)], [], [with_xammac=no])