verify the integrity of password files NAME pwck - verify the integrity of password files SYNOPSIS pwck [options] [ PASSWORDFILE [ SHADOWF......tries) may cause these programs to loop forever or fail in other strange ways. Please run pwck and grpck to correct any such errors before converting to or from shadow passwords…...tries) may cause these programs to loop forever or fail in other strange ways. Please run pwck and grpck to correct any such errors before converting to or from shadow passwords…...tries) may cause these programs to loop forever or fail in other strange ways. Please run pwck and grpck to correct any such errors before converting to or from shadow passwords…...tries) may cause these programs to loop forever or fail in other strange ways. Please run pwck and grpck to correct any such errors before converting to or from shadow passwords…...rd management tools. SEE ALSO crypt (3), getent (1), getpwnam (3), login (1), passwd (1), pwck (8), pwconv (8), pwunconv (8), shadow (5), su (1), sulogin (8)....les 5 can't update group files SEE ALSO group (5), groupmod (8), gshadow (5), passwd (5), pwck (8), shadow (5)....ser and password management tools. SEE ALSO chage (1), login (1), passwd (1), passwd (5), pwck (8), pwconv (8), pwunconv (8), su (1), sulogin (8)....nconsistency between the shadow and passwd files (e.g. missing x in the passwd file). The pwck can be used to check for this kind of inconsistencies. The chage command is restri…...be provided in the /etc/passwd entry for the account to indicate this. The result is that pwck will not emit a spurious warning for this account. PASS_MAX_DAYS (number) The maxi…