Log Message:
Update the NetBSD iSCSI target package to version 20070815.

Package changes:
+ fix the problem of the iSCSI target binding to the iSCSI control port
(860) instead of the target port (3260) - verified to work on NetBSD by
myself, and on FreeBSD by Mark Foster and Michael Reifenberger
+ re-enable the -p port command line argument on the target again
+ clean up some lint
+ sync with version 20070815 from NetBSD src/dist repository

pkgsrc changes
+ add DESTDIR support