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< IUSE="selinux startup-notification"
---
> IUSE="apulse pulseaudio selinux startup-notification"
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> 	apulse? ( >=media-sound/apulse-0.1.9 )
> 	pulseaudio? ( media-sound/pulseaudio )
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> 
> 	# Fix apulse library loading
> 	if use apulse; then
> 	 dosym /usr/lib/apulse/libpulse.so.0 ${MOZILLA_FIVE_HOME}/libpulse.so.0
> 	fi
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< 	einfo "For HTML5 video you need media-video/ffmpeg installed."
---
> 	if ! has_version 'media-video/ffmpeg'; then
> 		einfo "For HTML5 video you need media-video/ffmpeg installed."
> 	fi
> 	if ! use apulse && ! use pulseaudio; then
> 		einfo "For HTML sound you need media-sound/pulseaudio (or apulse)"
> 	fi