A '.NET Core' way how to solve if a platform is Unix

Program.cs

using System;

namespace Sandbox
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            var platform = Environment.OSVersion.Platform;

            if (platform.Equals(PlatformID.Unix))
            {
                Console.WriteLine("It's Unix operating system (like macOS)!");
            }
            else
            {
                Console.WriteLine("It's something else, e.g. Windows...");
            }
        }
    }
}