...1), utmpdump (1), who (1), getutent (3), getutmp (3), login (3), logout (3), logwtmp (3), updwtmp (3)...1), utmpdump (1), who (1), getutent (3), getutmp (3), login (3), logout (3), logwtmp (3), updwtmp (3)...1), utmpdump (1), who (1), getutent (3), getutmp (3), login (3), logout (3), logwtmp (3), updwtmp (3)