gentoo-overlay/dev-lang/erlang/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
 <!-- maintainer-needed -->
 <use>
    <flag name="hipe">HIgh Performance Erlang extension</flag>
    <flag name="halfword">Enable halfword emulator</flag>
    <flag name="kpoll">Enable kernel polling support</flag>
    <flag name="compat-ethread">Enable compatibility with pre-pentium 4 CPUs in the ethread library.</flag>
    <flag name="dirty-schedulers">Enable dirty schedulers</flag>
  </use>
<longdescription>
Erlang is a programming language designed at the Ericsson 
Computer Science Laboratory. Open-source Erlang is being 
released to help encourage the spread of Erlang outside 
Ericsson.
</longdescription>
</pkgmetadata>