linker warning fix on OSX (hopefully)
linker warning fix on OSX (hopefully)

narner/Soundpipe,narner/Soundpipe,aure/Soundpipe,narner/Soundpipe,aure/Soundpipe,dan-f/Soundpipe,aure/Soundpipe,narner/Soundpipe,dan-f/Soundpipe,dan-f/Soundpipe,aure/Soundpipe