--- cl-original/bindings/PerlCryptLib.xs	2019-03-10 08:45:35.962108583 -0400
+++ cl-patched/bindings/PerlCryptLib.xs	2019-03-10 08:46:27.133451822 -0400
@@ -594,18 +594,3 @@
 	OUTPUT:
 		RETVAL
 
-# Add deprecated functions when CRYPTLIB_VERSION prior 3.4.0
-#if CRYPTLIB_VERSION < 3400
-
-int cryptAsyncCancel(cryptObject)
-	const int cryptObject;
-
-
-int cryptAsyncQuery(cryptObject)
-	const int cryptObject;
-
-
-int cryptGenerateKeyAsync(cryptContext)
-	const int cryptContext;
-
-#endif