#define compileErrorsNot

using System;
using System.Data;
using System.Data.SqlTypes;

class app
{
	static void Main()
	{
		SqlBoolean b1 = new SqlBoolean(false);
		SqlBoolean b2 = new SqlBoolean(false);
		SqlBoolean result1 = b1 == b2;
		if(b1 == b2)
		{
			Console.WriteLine("b1 == b2");
		}
		b1 = SqlBoolean.Null;
		b2 = SqlBoolean.Null;
		if(b1 == b2)
		{
			Console.WriteLine("b1 == b2");
		}
		if(b1.Equals(b2))
		{
			Console.WriteLine("b1 Equals b2");
		}
		if(b1.CompareTo(b2) == 0)
		{
			Console.WriteLine("b1 ComparesTo b2");
		}
	}
}

