{ stdenv, fetchurl }: stdenv.mkDerivation { name = "keychain-2.6.6"; src = fetchurl { url = http://gentoo.chem.wisc.edu/gentoo/distfiles/keychain-2.6.6.tar.bz2; sha256 = "10v0hzkgrb5cazm1gk0g4ncwp8sqvfk7xfyx59cjd69kzhbbn6ic"; }; phases = "unpackPhase buildPhase"; buildPhase = '' mkdir -p $out/bin cp keychain $out/bin ''; meta = { description = "Keychain management tool"; homepage = "http://www.gentoo.org/proj/en/keychain/"; license = "GPL2"; }; }