+# undef __P
+#endif
+
+/* If not defined by os.h, we do nothing special to push DNS resolver state
+back to be available by the classic resolver routines. Also, provide
+prototype for our get routine, unless defined away. */
+
+#ifndef os_put_dns_resolver_res
+# define os_put_dns_resolver_res(R) do {/**/} while(0)
+#endif
+#ifndef os_get_dns_resolver_res
+res_state os_get_dns_resolver_res(void);