Table of Contentsvhangup - virtually hangup the current tty #include <unistd.h> int vhangup(void);
vhangup simulates a hangup on the current terminal. This call arranges for other users to have a `clean' tty at login time. On success, zero is returned. On error, -1 is returned, and errno is set appropriately. - EPERM
- The user is not the super-user.
init(8)
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