xamarinmac 
namespace System.Threading
{
    [ComVisible(false)]
    public sealed class Semaphore : WaitHandle
    {
        public static Semaphore OpenExisting(string name);
    }
}
Design Reviews
.NET
5.06.07.08.09.010.011.0
.NET Core
1.01.12.02.12.23.03.1
.NET Framework
2.03.03.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
.NET Standard
1.01.11.21.31.41.51.62.02.1
Information specific to xamarinmac
Assembly

System , Version=2.0.5.0, PublicKeyToken=7cec85d7bea7798e

Referencing

The API is automatically referenced.

Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API