[Patch] Define is_elf for QNX Neutrino targets

[Nick Clifton]

Hi Ryan,

> 2009-06-03  Ryan Mansfield  <rmansfield@qnx.com>
> 
>         * configure.ac: Define is_elf for QNX Neutrino targets.
>     * configure: Regenerate.

Approved and applied.

Cheers
   Nick