Index: build/generator/gen_win.py
===================================================================
--- build/generator/gen_win.py	(revision 31731)
+++ build/generator/gen_win.py	(working copy)
@@ -749,6 +749,8 @@
 
     if cfg == 'Debug':
       fakedefines.extend(["_DEBUG","SVN_DEBUG"])
+    elif cfg == 'Release':
+      fakedefines.append("NDEBUG")
 
     # XXX: Check if db is present, and if so, let apr-util know
     # XXX: This is a hack until the apr build system is improved to