chpass(1) patch for changing only crypted passwords

[Dag-Erling Smørgrav]

Dmitry Morozovsky <marck at rinet.ru> writes:
> BTW, a question inspired by ru@: why pw_equal() skips password
> field? Its interface is unpublished, and the only consumers are
>
> marck at woozle:/lh/src.current> grep -Rl pw_equal .
> ./lib/libutil/libutil.h
> ./lib/libutil/pw_util.c
> ./release/picobsd/tinyware/passwd/pw_copy.c
> ./usr.bin/chpass/chpass.c
>
> and tyniware is false alarm ;)

IIRC, pw_equal() was originally intended for locating the entry to
replace when changing the password...

DES
-- 
Dag-Erling Smørgrav - des at des.no