+#include <stdio.h>
+#include <errno.h>
+
+#if defined (HAVE_STRING_H)
+# include <string.h>
+#else /* !HAVE_STRING_H */
+# include <strings.h>
+#endif /* !HAVE_STRING_H */
+
+#ifdef READLINE_LIBRARY
+# include "readline.h"
+# include "history.h"
+#else
+# include <readline/readline.h>
+# include <readline/history.h>
+#endif