Packages with the nas use flag

Global definition: Add support for network audio sound.

app-accessibility / speech-dispatcher : Speech synthesis interface

app-accessibility / speech-tools : Speech tools for Festival Text to Speech engine

app-editors / xemacs : highly customizable open source text editor and application development system

media-libs / libao : The Audio Output library

media-libs / libmikmod : A library to play a wide range of module formats

media-libs / libsdl : Simple Direct Media Layer

media-libs / libsdl2 : Simple Direct Media Layer

media-sound / alsaplayer : A heavily multi-threaded pluggable audio player

media-sound / gbsplay : Nintendo Gameboy sound player for GBS format

media-sound / mpg123 : a realtime MPEG 1.0/2.0/2.5 audio player for layers 1, 2 and 3

media-sound / timidity++ : A handy MIDI to WAV converter with OSS and ALSA output support

media-video / mplayer : Media Player for Linux

x11-misc / xlockmore : Just another screensaver application for X