Are you sure? That's not what the documentation says they do:
setpwent: These routines perform the same functions as their counterparts in the system library.
And getpwent(3) says:
The setpwent() function rewinds the file pointer to the beginning of the /etc/passwd file.

--
sgifford's Web page

In reply to Re^2: using Unix::PasswdFile to change either the password or the shell of a user by sgifford
in thread using Unix::PasswdFile to change either the password or the shell of a user by HeatSeekerCannibal

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