struct pts_fs_info;
-struct pts_fs_info *devpts_acquire(struct file *, struct vfsmount **ptsmnt);
+struct vfsmount *devpts_mntget(struct file *, struct pts_fs_info *);
+struct pts_fs_info *devpts_acquire(struct file *);
void devpts_release(struct pts_fs_info *);
int devpts_new_index(struct pts_fs_info *);
/* unlink */
void devpts_pty_kill(struct dentry *);
+/* in pty.c */
+int ptm_open_peer(struct file *master, struct tty_struct *tty, int flags);
+
+#else
+static inline int
+ptm_open_peer(struct file *master, struct tty_struct *tty, int flags)
+{
+ return -EIO;
+}
#endif