sudar/Arduino-Makefile — pull request #158 by peplin (2014-01-28 15:43:43+00:00)
Title: Silence the stderr output from call to `which`.

If `ard-reset-arduino` cannot be found it's already going to be detected on line 574, so this just silences the error output from `which` so the user isn't bothered when it's not in their `PATH`.