nixpkgs/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer-9/builder.sh

source $stdenv/setup

dontStrip=1
dontPatchELF=1

sourceRoot=.

installPhase() {
    mkdir -p $out/lib/mozilla/plugins
    cp -p libflashplayer.so $out/lib/mozilla/plugins
    patchelf --set-rpath $rpath $out/lib/mozilla/plugins/libflashplayer.so
}

genericBuild