Upgrade to revision 4.74.
+ Updated lsof for FreeBSD 6.0 and higher for a change in
+ Added support for the FreeBSD 6.0-CURRENT f_vnode
pointer in the file structure.
+ Added FreeBSD support for the *effnlink member of the inode
structure. This makes the lsof LTnlink test run faster.
+ Corrects two FreeBSD 4.10 RPC/XDR type definitions.
+ Updated for FreeBSD 4.11. The support compiles but
hasn't been tested.