Index: System.Data.SQLite/SQLiteFunction.cs
==================================================================
--- System.Data.SQLite/SQLiteFunction.cs
+++ System.Data.SQLite/SQLiteFunction.cs
@@ -1190,18 +1190,34 @@
     string param2
   );
 
   /////////////////////////////////////////////////////////////////////////////
 
+#if !PLATFORM_COMPACTFRAMEWORK
+  /// <summary>
+  /// This class implements a SQLite function using a <see cref="Delegate" />.
+  /// All the virtual methods of the <see cref="SQLiteFunction" /> class are
+  /// implemented using calls to the <see cref="SQLiteInvokeDelegate" />,
+  /// <see cref="SQLiteStepDelegate" />, <see cref="SQLiteFinalDelegate" />,
+  /// and <see cref="SQLiteCompareDelegate" /> strongly typed delegate types
+  /// or via the <see cref="Delegate.DynamicInvoke" /> method.
+  /// The arguments are presented in the same order they appear in
+  /// the associated <see cref="SQLiteFunction" /> methods with one exception:
+  /// the first argument is the name of the virtual method being implemented.
+  /// </summary>
+#else
   /// <summary>
   /// This class implements a SQLite function using a <see cref="Delegate" />.
   /// All the virtual methods of the <see cref="SQLiteFunction" /> class are
-  /// implemented using calls to the <see cref="Delegate.DynamicInvoke" />
-  /// method.  The arguments are presented in the same order they appear in
+  /// implemented using calls to the <see cref="SQLiteInvokeDelegate" />,
+  /// <see cref="SQLiteStepDelegate" />, <see cref="SQLiteFinalDelegate" />,
+  /// and <see cref="SQLiteCompareDelegate" /> strongly typed delegate types.
+  /// The arguments are presented in the same order they appear in
   /// the associated <see cref="SQLiteFunction" /> methods with one exception:
   /// the first argument is the name of the virtual method being implemented.
   /// </summary>
+#endif
   public class SQLiteDelegateFunction : SQLiteFunction
   {
       #region Private Constants
       /// <summary>
       /// This error message is used by the overridden virtual methods when
@@ -1504,12 +1520,16 @@
           {
               return invokeDelegate.Invoke("Invoke", args); /* throw */
           }
           else
           {
+#if !PLATFORM_COMPACTFRAMEWORK
               return callback1.DynamicInvoke(
                   GetInvokeArgs(args, false)); /* throw */
+#else
+              throw new NotImplementedException();
+#endif
           }
       }
 
       /////////////////////////////////////////////////////////////////////////
 
@@ -1550,17 +1570,21 @@
               stepDelegate.Invoke(
                   "Step", args, stepNumber, ref contextData); /* throw */
           }
           else
           {
+#if !PLATFORM_COMPACTFRAMEWORK
               object[] newArgs = GetStepArgs(
                   args, stepNumber, contextData, false);
 
               /* IGNORED */
               callback1.DynamicInvoke(newArgs); /* throw */
 
               UpdateStepArgs(newArgs, ref contextData, false);
+#else
+              throw new NotImplementedException();
+#endif
           }
       }
 
       /////////////////////////////////////////////////////////////////////////
 
@@ -1594,12 +1618,16 @@
           {
               return finalDelegate.Invoke("Final", contextData); /* throw */
           }
           else
           {
+#if !PLATFORM_COMPACTFRAMEWORK
               return callback1.DynamicInvoke(GetFinalArgs(
                   contextData, false)); /* throw */
+#else
+              throw new NotImplementedException();
+#endif
           }
       }
 
       /////////////////////////////////////////////////////////////////////////
 
@@ -1642,10 +1670,11 @@
               return compareDelegate.Invoke(
                   "Compare", param1, param2); /* throw */
           }
           else
           {
+#if !PLATFORM_COMPACTFRAMEWORK
               object result = callback1.DynamicInvoke(GetCompareArgs(
                   param1, param2, false)); /* throw */
 
               if (result is int)
                   return (int)result;
@@ -1652,10 +1681,13 @@
 
               throw new InvalidOperationException(
                   UnsafeNativeMethods.StringFormat(
                   CultureInfo.CurrentCulture,
                   ResultInt32Error, "Compare"));
+#else
+              throw new NotImplementedException();
+#endif
           }
       }
       #endregion
   }