marked obsolete since the opendev() behaviour it turned on is now the
default.
'it can go' deraadt@
'no API of mine has ever made it into a standard' downsj@

Today it finally dies.  Based on a diff from Gabriel Kihlman.

This allows an application to only update a password entry if it is
in the state it expects.  Additionally, if the old passwd struct
is specified the new one may have a different pw_name field since
matching is done on the original.  Adapted from FreeBSD.

rescinded 22 July 1999.  Proofed by myself and Theo.

or scaled numbers. fmt_scaled, and the format, based on Ken Stailey's
code for "df -h"; scan_scaled is new. Significantly commented on
and reworked by pjanzen@; other comments from millert@.  OK pjanzen@.

o make first arg const since we don't modify it
o use strsep() instead of strtok() as strtok() changes internal state
o add some bounds checking and use strlcat() instead of pointer arithmetic
o ANSI function headers
Originally based on a patch from Lars J. Buitinck but much modified.

some brave soul should look at it.

flag and crank the library major due to the interface change.

This lives in libutil because it uses pw_lock(3) and friends.  Needs
a man page (soon!).

Crank the shlib major number due to the interface change.

ok deraadt@

Reviewed by: Theo

into libutil.
Obtained from: FreeBSD
Reviewed by: Theo

password cipher type at the moment

opendev.h: ok, so I merged it with util.h
opendev.h: use util.h
everything else: use "util.h"