{ stdenv, fetchurl }: stdenv.mkDerivation rec { name = "iperf-2.0.13"; src = fetchurl { url = "mirror://sourceforge/iperf2/files/${name}.tar.gz"; sha256 = "1bbq6xr0vrd88zssfiadvw3awyn236yv94fsdl9q2sh9cv4xx2n8"; }; hardeningDisable = [ "format" ]; meta = with stdenv.lib; { homepage = https://sourceforge.net/projects/iperf/; description = "Tool to measure IP bandwidth using UDP or TCP"; platforms = platforms.unix; license = licenses.mit; }; }