Packages with the fifo use flag

app-misc / lcd4linux : A small program that grabs information and displays it on an external LCD

  • Enable the FIFO (First-In, First-Out) plugin.

media-sound / mpd : The Music Player Daemon (mpd)

  • Support writing audio to a FIFO

net-irc / weechat : Portable and multi-interface IRC client

  • Enable FIFO support (sh pipes)