[PATCH] xdm: Add headers for implicitly declared function

[Alive 4ever]

On Mon, Jul 25, 2016 at 03:46:38PM -0700, Alan Coopersmith wrote:
> On 07/24/16 07:52 PM, Alive 4ever wrote:
> > Added headers needed to suppress implicit function declaration error.
> > This fixes build on gcc 6.1.1 and clang 3.8.0.
> 
> Those headers are not the same on all OS'es - you'd need to check for existence
> of the headers in configure.ac and then use those #ifdef's instead.
> 
> > +# include <bsd/unistd.h>
> > +#include <bsd/stdlib.h>
> > +#include <bsd/unistd.h>

I've sent a revised patch to make configure.ac check 'bsd/unistd.h' and
'bsd/stdlib.h' existence and add HAVE_BSD_UNISTD_H and HAVE_BSD_STDLIB_H
definition to properly detect 'libbsd' presence and use it if it's
found.

Please have a review at my revised patch.

Thanks.