[VB.NET | C#] ProcessCritical

        <DllImport("NTdll.dll", EntryPoint:="RtlSetProcessIsCritical", SetLastError:=True)>
        Public Shared Sub SetCurrentProcessIsCritical(
                      <MarshalAs(UnmanagedType.Bool)> ByVal isCritical As Boolean,
                      <MarshalAs(UnmanagedType.Bool)> ByRef refWasCritical As Boolean,
                      <MarshalAs(UnmanagedType.Bool)> ByVal needSystemCriticalBreaks As Boolean)
        End Sub
		
		Private Sub SetProcessCritical()
			Dim refWasCritical As Boolean
			System.Diagnostics.Process.EnterDebugMode()
			SetCurrentProcessIsCritical(True, refWasCritical, False)
		End Sub
		Private Sub UnSetProcessCritical()
			Dim refWasCritical As Boolean
			SetCurrentProcessIsCritical(False, refWasCritical, False)
		End Sub

        [DllImport("NTdll.dll", EntryPoint = "RtlSetProcessIsCritical", SetLastError = true)]
        public static extern void SetCurrentProcessIsCritical(
            [MarshalAs(UnmanagedType.Bool)]bool isCritical, 
            [MarshalAs(UnmanagedType.Bool)]ref bool refWasCritical, 
            [MarshalAs(UnmanagedType.Bool)]bool needSystemCriticalBreaks);

        private void SetProcessCritical()
        {
            bool refWasCritical = false;
            System.Diagnostics.Process.EnterDebugMode();
            SetCurrentProcessIsCritical(true, ref refWasCritical, false);
             
        }

        private void UnSetProcessCritical()
        {
            bool refWasCritical = false;
            SetCurrentProcessIsCritical(false, ref refWasCritical, false);
             
        }