Log Message:
patch-aa:
add a local copy of SSL_SESSION_cmp which is missing in openssl 1.0.0 betas.
based on hack found at: http://trac.macports.org/ticket/19124
This fixes subversion-base build on NetBSD-current.

While here update to neon-0.28.5.

Changes in release neon 0.28.5, 3 July 2009 (PGP signature)
* Enable support for X.509v1 CA certificates in GnuTLS.
* Fix handling of EINTR in connect() calls.
* Fix use of builds with SOCK_CLOEXEC support on older Linux kernels.

Changes in release neon 0.28.4, 3 March 2009 (PGP signature)
* Fix ne_forget_auth (Kai Sommerfeld)
* GnuTLS support fixes:
  o fix handling of PKCS#12 client certs with multiple certs or keys
  o fix crash with OpenPGP certificate
  o use pkg-config data in configure, in preference to libgnutls-config
* Add PKCS#11 support for OpenSSL builds (where pakchois is available)
* Fix small memory leak in PKCS#11 code.
* Fix build on Haiku (scott mc)