Mac: Fix detecting mono runtime when using Xamarin.Mac linker by testing for additional type
Mac: Fix detecting mono runtime when using Xamarin.Mac linker by testing for additional type

l8s/Eto,bbqchickenrobot/Eto-1,PowerOfCode/Eto,bbqchickenrobot/Eto-1,l8s/Eto,PowerOfCode/Eto,PowerOfCode/Eto,l8s/Eto,bbqchickenrobot/Eto-1