src: Add ABORT macro

Windows 8+ compiled in Release mode exits with code 0xC0000409 when
abort() is called. This prevents us from being able to reliably verify
an abort exit code (3) on windows.

PR-URL: https://github.com/nodejs/node/pull/2776


Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-by: Trevor Norris <trev.norris@gmail.com>