Map VAPPEND to VWRITE since the ugidfw rule syntax doesn't specifically address the append access mode.
Map VAPPEND to VWRITE since the ugidfw rule syntax doesn't specifically
address the append access mode.

Reported by:	"Daniel C. Sobral" <dcs@newsguy.com>
Obtained from:	TrustedBSD Project
Sponosred by:	DARPA, Network Associates Laboratories

MFC Candidate.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase