--- xnu/xnu-344.49/libkern/c++/OSSerialize.cpp
+++ xnu/xnu-344.21.73/libkern/c++/OSSerialize.cpp
@@ -151,7 +151,7 @@
 
     tag = 0;
     length = 1;
-    capacity = (inCapacity) ? round_page(inCapacity) : round_page(1);
+    capacity = (inCapacity) ? round_page_32(inCapacity) : round_page_32(1);
     capacityIncrement = capacity;
 
     // allocate from the kernel map so that we can safely map this data
@@ -176,7 +176,7 @@
 	OSSerialize *me = new OSSerialize;
 
 	if (me && !me->initWithCapacity(inCapacity)) {
-		me->free();
+		me->release();
 		return 0;
 	}
 
@@ -200,7 +200,7 @@
 		return capacity;
 
 	// round up
-	newCapacity = round_page(newCapacity);
+	newCapacity = round_page_32(newCapacity);
 
 	kern_return_t rc = kmem_realloc(kernel_map,
 					(vm_offset_t)data,
@@ -241,7 +241,7 @@
 OSDefineMetaClassAndStructors(OSSerializer, OSObject)
 
 OSSerializer * OSSerializer::forTarget( void * target,
-                               OSSerializerCallback callback, void * ref = 0 )
+                               OSSerializerCallback callback, void * ref )
 {
     OSSerializer * thing;