require 'formula' class Libbind < Formula homepage 'https://www.isc.org/software/libbind' url 'ftp://ftp.isc.org/isc/libbind/6.0/libbind-6.0.tar.gz' sha1 '4664646238cd3602df168da1e9bc9591d3f566b2' def install system "./configure", "--prefix=#{prefix}" system "make" # You need to call make, before you can call make install system "make install" end end