I did not receive any answer, but several request for nfswatch.
The author of nfswatch is David A. Curry.
I have found it on icarus.riacs.edu (188.8.131.52) for anonymous ftp (I think
it's in the pub directory, but I'm not sure).
This archive was generated by hypermail 2.1.2 : Fri Sep 28 2001 - 23:05:57 CDT