#if SECURITY_DEP
+#if MONO_SECURITY_ALIAS
extern alias MonoSecurity;
+using MonoSecurity::Mono.Security;
+#else
+using Mono.Security;
+#endif
using System.Text;
-using MonoSecurity::Mono.Security;
-
namespace System.Security.Cryptography.X509Certificates {
public sealed class X509EnhancedKeyUsageExtension : X509Extension {