{ callPackage, fetchurl }: callPackage ./build.nix rec { version = "4.9.3"; git-version = version; src = fetchurl { url = "http://www.iro.umontreal.ca/~gambit/download/gambit/v4.9/source/gambit-v4_9_3.tgz"; sha256 = "1p6172vhcrlpjgia6hsks1w4fl8rdyjf9xjh14wxfkv7dnx8a5hk"; }; }