{stdenv, fetchurl}: stdenv.mkDerivation { name = "libgpg-error-1.4"; src = fetchurl { url = ftp://ftp.gnupg.org/gcrypt/libgpg-error/libgpg-error-1.4.tar.gz; sha256 = "06fn9rshrm7r49fkjc17xg39nz37kyda2l13qqgzjg69zz2pxxpz"; }; }