chinadns-c 1.1.8 (new formula)

Closes Homebrew/homebrew#34459.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/chinadns-c.rb

@@ -0,0 +1,16 @@
+require "formula"
+
+class ChinadnsC < Formula
+  homepage "https://github.com/clowwindy/ChinaDNS-C"
+  url "https://github.com/clowwindy/ChinaDNS-C/releases/download/1.1.8/chinadns-c-1.1.8.tar.gz"
+  sha1 "e712aab436e555a242f6c3c8acd7474b0b445bf1"
+
+  def install
+    system "./configure", "--prefix=#{prefix}"
+    system "make", "install"
+  end
+
+  test do
+    system "chinadns", "-h"
+  end
+end