{ mkDerivation }:
mkDerivation rec {
version = "21.1.2";
sha256 = "0kn6ghr151b1qmbazc1c8k1r0wpsrqh9l3wrhfyxix3ld5yc3a5c";
prePatch = ''
substituteInPlace configure.in --replace '`sw_vers -productVersion`' '10.10'
'';
}