malloc_info(3) man page for review

[Jakub Jelinek]

On Fri, Apr 27, 2012 at 03:59:58PM +1200, Michael Kerrisk (man-pages) wrote:
> Gidday,
> 
> I've written the man page page below to document glibc's
> malloc_info(3). Review comments welcome!

I think it would be nice to mention there that e.g. open_memstream (or
fmemopen) could be used to store the XML output into a buffer in the
program rather than into some file.  IMHO that is quite common thing and
thus could be hinted in the man page.

	Jakub