home=http://www.tarsnap.com/scrypt.html
git=https://github.com/Tarsnap/scrypt.git
pkg=https://www.tarsnap.com/scrypt/scrypt-1.2.1.tgz
pkg_sha256=4621f5e7da2f802e20850436219370092e9fcda93bd598f6d4236cce33f4c577