nixpkgs/pkgs/tools/compression/ncompress/builder.sh

source $stdenv/setup
installFlags="PREFIX=$out"

preBuild() {
    cp Makefile.def Makefile
    sed -i GNUmakefile -e 's/compress %/%/g'
}

postInstall() {
    rm $out/bin/uncompress* $out/bin/zcat*
    ln -s compress $out/bin/uncompress
    ln -s compress $out/bin/zcat
}

genericBuild