I suggest that the whole body of this file gets included
inside an "#ifdef CURVE25519_ENABLED" in-case someone
(like me!) inadvertently tries to compile it w/o this define
set. Patch:
--- Git-latest\src\or\onion_ntor.c Tue Feb 12 18:40:04 2013
+++ or\onion_ntor.c Tue Feb 12 23:46:51 2013
@@
> AppWard and ExitWard indicate the direction of cell flow through the
> circuit. Previous cell events aggregated statistics for both directions and
> therefore did not capture information which I believe may be important.
> These are much more informative than N and P. Do you have suggestions for