• Update to 2.26
• Use bsd.port.mk

Changes:

• Fix potential crash on relative HTTP redirect.
• Use correct TUN/TAP device node on Android.
• Check client certificate expiry date.
• Implement CSTP and DTLS rekeying (both by reconnecting CSTP).
• Add --force-dpd option to set minimum DPD interval.
• Don't print webvpn cookie in debug output.
• Fix host selection in NetworkManager auth dialog.
• Use SSLv3 instead of TLSv1; some servers (or their firewalls) don't accept any ClientHello options.
• Never include address family prefix on script-tun connections.

PR: ports/155705
Submitted by: Ben <ben@gibbed.org>
Approved by: Damian Gerow <dgerow@afflictions.org> (maintainer)