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/* vlock.h -- main header file for vlock, the VT locking program for linux
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* This program is copyright (C) 1994 Michael K. Johnson, and is free
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* software which is freely distributable under the terms of the
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* GNU public license, included as the file COPYING in this
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* distribution. It is NOT public domain software, and any
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* redistribution not permitted by the GNU General Public License is
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* expressly forbidden without prior written permission from
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void release_vt(int signo);
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void acquire_vt(int signo);
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void set_signal_mask(int save);
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void mask_signals(void);
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void restore_signals(void);
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void set_terminal(int print);
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void restore_terminal(void);
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void get_password(void);
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void init_passwords(void);
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void print_help(int exitcode);
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/* Global variables: */
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/* This determines whether the default behavior is to lock only the */
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/* current VT or all of them. 0 means current, 1 means all. */
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extern int o_lock_all;
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/* Copy of the VT mode when the program was started */
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extern struct vt_mode ovtm;
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extern struct termios oterm;
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vlock.h
