extern int smb_proc_read_link(struct smb_sb_info *server, struct dentry *d, char *buffer, int len);
extern int smb_proc_symlink(struct smb_sb_info *server, struct dentry *d, const char *oldpath);
extern int smb_proc_link(struct smb_sb_info *server, struct dentry *dentry, struct dentry *new_dentry);
extern int smb_proc_read_link(struct smb_sb_info *server, struct dentry *d, char *buffer, int len);
extern int smb_proc_symlink(struct smb_sb_info *server, struct dentry *d, const char *oldpath);
extern int smb_proc_link(struct smb_sb_info *server, struct dentry *dentry, struct dentry *new_dentry);