[RFA] More aggressive use of atexit locking

[Jeff Johnston]

On 04/06/2010 03:53 PM, Dave Korn wrote:
> newlib/ChangeLog
>
> 	* libc/stdlib/__atexit.c (__atexit_lock): Initialise as recursive
> 	rather than non-recursive lock type.
> 	(__register_exitproc): Use recursive locking APIs on it.
> 	* libc/stdlib/__call_atexit.c (__call_exitprocs): Likewise.

Patch applied.  Thanks.

-- Jeff J.