Update.

Update.

	* libio/iovdprintf.c (_IO_vdprintf): Set _IO_USER_LOCK flag for
	temporary stream.  Don't define lock.
	* libio/iovsprintf.c: Likewise.
	* libio/iovsnprintf.c: Likewise.
	* libio/iovswprintf.c: Likewise.
	* libio/iovsscanf.c: Likewise.
	* libio/iovswscanf.c: Likewise.
	* stdio-common/vfprintf.c [USE_IN_LIBIO] (buffered_vfprintf): Likewise.
	* libio/genops.c (_IO_no_init): Don't call _IO_lock_init if _lock
	is NULL.
	(_IO_default_finish): Likewise.
	* libio/wgenops.c (_IO_wdefault_finish): Likewise.