xamarinmac 
namespace AppKit
{
    [Register("NSMutableFontCollection", true)]
    public class NSMutableFontCollection : NSFontCollection
    {
        [Obsolete("macOS 10.12 does not allow creation via this constructor")]
        public NSMutableFontCollection();
    }
}
Xamarin macOS
0.0
Information specific to xamarinmac
Assembly

Xamarin.Mac , Version=0.0.0.0, PublicKeyToken=84e04ff9cfb79065

Referencing

The API is automatically referenced.

Obsolete macOS 10.12 does not allow creation via this constructor
Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API