Remove GenServer from FFI.Library

examples/basic.exs

@@ -6,6 +6,4 @@ defmodule MyLib do
   attach_function :puts, [:string], :int
 end
 
-{:ok, pid} = MyLib.start_link
-
-MyLib.puts(pid, "Hello world")
+IO.inspect MyLib.puts("Hello world")

lib/ffi/library.ex

@@ -2,13 +2,6 @@ defmodule FFI.Library do
   defmacro __using__(_x) do
     quote do
       import FFI.Library
-
-      def start_link(args \\ []) do
-        GenServer.start_link(__MODULE__, :init, [])
-      end
-
-      def init(state),
-        do: {:ok, state}
     end
   end