pkg:setup
args = ["--disable-dependency-tracking", "--disable-antlrdebug", "--prefix=#{prefix}", "--enable-64bit"]
pkg:configure *args
inreplace "Makefile" do |s|
cflags = s.get_make_var "CFLAGS"
cflags = cflags << " -fexceptions"
s.change_make_var! "CFLAGS", cflags