[PATCH 3/5] Add single-threaded path to _int_free

[DJ Delorie]

Wilco Dijkstra <Wilco.Dijkstra@arm.com> writes:
> 2017-10-19  Wilco Dijkstra  <wdijkstr@arm.com>
>
> 	* malloc/malloc.c (_int_free): Add SINGLE_THREAD_P paths.

LGTM.  Thanks!