* sysdeps/arm/bits/setjmp.h, sysdeps/arm/fpu/bits/setjmp.h: Update

	* sysdeps/arm/bits/setjmp.h, sysdeps/arm/fpu/bits/setjmp.h: Update
	include guards.

	* sysdeps/unix/arm/sysdep.S (syscall_error): Handle USE___THREAD and
	RTLD_PRIVATE_ERRNO.

	* sysdeps/unix/sysv/linux/arm/clone.S (__clone): Handle RESET_PID.
	Handle new arguments.
	* sysdeps/unix/sysv/linux/arm/vfork.S (__vfork): Use SAVE_PID and
	RESTORE_PID.  Use the right syscall error handler.

	* sysdeps/unix/sysv/linux/arm/eabi/sigrestorer.S
	(__default_sa_restorer, __default_rt_sa_restorer): Add unwind
	information.

	* sysdeps/unix/sysv/linux/arm/eabi/socket.S: Update formatting.
	Add unwind information.  Correct stack alignment typo.

	* sysdeps/unix/sysv/linux/arm/eabi/sysdep.h
	(INTERNAL_SYSCALL_NCS): Define.

	* sysdeps/unix/sysv/linux/arm/sigaction.c
	(__libc_sigaction): Remove never-valid handling for SA_ONSTACK.

	* sysdeps/unix/sysv/linux/arm/socket.S: Whitespace cleanup.

	* sysdeps/unix/sysv/linux/arm/sysdep.h (SYSCALL_ERROR_HANDLER): Handle
	RTLD_PRIVATE_ERRNO.
	(INTERNAL_SYSCALL_NCS): Implement.

	* sysdeps/arm/nptl/Makefile, sysdeps/arm/nptl/jmpbuf-unwind.h,
	sysdeps/arm/nptl/pthread_spin_lock.S,
	sysdeps/arm/nptl/pthread_spin_trylock.S,
	sysdeps/arm/nptl/pthreaddef.h, sysdeps/arm/nptl/tcb-offsets.sym,
	sysdeps/arm/nptl/tls.h, sysdeps/unix/sysv/linux/arm/eabi/Makefile,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/Makefile,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/configure,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/configure.in,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/nptl-aeabi_unwind_cpp_pr1.c,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/rt-aeabi_unwind_cpp_pr1.c,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/sysdep-cancel.h,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/unwind-forcedunwind.c,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/unwind-resume.c,
	sysdeps/unix/sysv/linux/arm/eabi/nptl/unwind.h,
	sysdeps/unix/sysv/linux/arm/nptl/Versions,
	sysdeps/unix/sysv/linux/arm/nptl/bits/atomic.h,
	sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h,
	sysdeps/unix/sysv/linux/arm/nptl/clone.S,
	sysdeps/unix/sysv/linux/arm/nptl/createthread.c,
	sysdeps/unix/sysv/linux/arm/nptl/fork.c,
	sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.c,
	sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.h,
	sysdeps/unix/sysv/linux/arm/nptl/pt-vfork.S,
	sysdeps/unix/sysv/linux/arm/nptl/pthread_once.c,
	sysdeps/unix/sysv/linux/arm/nptl/vfork.S: New files.