LOCKSPOOL(1) - General Commands Manual
LOCKSPOOL(1) - General Commands Manual # LOCKSPOOL(1) - General Commands Manual NAME # lockspool - lock user’s system mailbox SYNOPSIS # lockspool [username] DESCRIPTION # lockspool is useful for a client mail program to attain proper locking. lockspool obtains a username.lock for the calling user and retains it until stdin is closed or a signal like SIGINT, SIGTERM, or SIGHUP is received. Additionally, the superuser may specify the name of a user in order to lock a different mailbox. ...