Provided by: passwd_4.1.4.2+svn3283-3ubuntu1_i386 bug

NAME
     vipw --

     vipw

     Vipw  /etc/passwd  (lock) ,  , /etc/passwd  (unlock).   /etc/passwd   ,
     .  vipw    vi(1).

     vipw    .

     EDITOR    .  vi

     passwd(1), vi(1), passwd(5)

     vipw 4.0BSD   .