Mono.CSharp.TypeManager.IsUnmanagedType C# (CSharp) Method

	public static bool IsUnmanagedType (TypeSpec t)
	{
		var ds = t.MemberDefinition as DeclSpace;
		if (ds != null)
			return ds.IsUnmanagedType ();

		// some builtins that are not unmanaged types
		if (t == TypeManager.object_type || t == TypeManager.string_type)
			return false;

		if (IsBuiltinOrEnum (t))
			return true;

		// Someone did the work of checking if the ElementType of t is unmanaged.  Let's not repeat it.
		if (t.IsPointer)
			return IsUnmanagedType (GetElementType (t));

		if (!IsValueType (t))
			return false;

		if (t.IsNested && t.DeclaringType.IsGenericOrParentIsGeneric)
			return false;

		return true;
	}