@[Link("krb5")]
lib LibKRB
  type Context = Void*
  fun init_context = krb5_init_context(context : Context*) : LibC::UInt
  fun free_context = krb5_free_context(context : Context)
end

class Krb5

  def initialize
    ret = LibKRB.init_context(out ctx)
    # same as
    ctx = uninitialized LibKRB::Context
    ret = LibKRB.init_context(pointerof(ctx))

    raise "krb5_init_context() failed" if ret == 0
  end



end


puts Krb5.new