/* -*- linux-c -*- --------------------------------------------------------- * * * linux/include/linux/devpts_fs.h * *  Copyright 1998-2004 H. Peter Anvin -- All Rights Reserved * * This file is part of the Linux kernel and is made available under * the terms of the GNU General Public License, version 2, or at your * option, any later version, incorporated herein by reference. * * ------------------------------------------------------------------------- */ #ifndef _LINUX_DEVPTS_FS_H#define _LINUX_DEVPTS_FS_H #include <linux/errno.h> #ifdef CONFIG_UNIX98_PTYS int devpts_pty_new(struct tty_struct *tty);      /* mknod in devpts */struct tty_struct *devpts_get_tty(int number);	 /* get tty structure */void devpts_pty_kill(int number);		 /* unlink */ #else /* Dummy stubs in the no-pty case */static inline int devpts_pty_new(struct tty_struct *tty) { return -EINVAL; }static inline struct tty_struct *devpts_get_tty(int number) { return NULL; }static inline void devpts_pty_kill(int number) { } #endif  #endif /* _LINUX_DEVPTS_FS_H */