utmp

const (
	Empty        int16 = iota // Record does not contain valid info (formerly known as UT_UNKNOWN on Linux)
	RunLevel           = iota // Change in system run-level (see init(8))
	BootTime           = iota // Time of system boot (in ut_tv)
	NewTime            = iota // Time after system clock change (in ut_tv)
	OldTime            = iota // Time before system clock change (in ut_tv)
	InitProcess        = iota // Process spawned by init(8)
	LoginProcess       = iota // Session leader process for user login
	UserProcess        = iota // Normal process
	DeadProcess        = iota // Terminated process
	Accounting         = iota // Not implemented

	LineSize = 32
	NameSize = 32
	HostSize = 256
)