-/* Define if you have the `bcopy' function. */
-#undef HAVE_BCOPY
-
-/* Define if you have the <inttypes.h> header file. */
-#undef HAVE_INTTYPES_H
-
-/* Define if you have the `memmove' function. */
-#undef HAVE_MEMMOVE
-
-/* Define if you have the <memory.h> header file. */
-#undef HAVE_MEMORY_H
-
-/* Define if you have the <stdint.h> header file. */
-#undef HAVE_STDINT_H
-
-/* Define if you have the <stdlib.h> header file. */
-#undef HAVE_STDLIB_H
-
-/* Define if you have the `strerror' function. */
-#undef HAVE_STRERROR
-
-/* Define if you have the <strings.h> header file. */
-#undef HAVE_STRINGS_H
-
-/* Define if you have the <string.h> header file. */
-#undef HAVE_STRING_H
-
-/* Define if you have the <sys/stat.h> header file. */
-#undef HAVE_SYS_STAT_H
-
-/* Define if you have the <sys/types.h> header file. */
-#undef HAVE_SYS_TYPES_H
+/* If the (nonstandard and thread-safe) function gethostbyaddr_r
+ * is available, select which signature to use
+ */
+#undef HAVE_GETHOSTBYADDR_R_8_ARGS
+#undef HAVE_GETHOSTBYADDR_R_7_ARGS
+#undef HAVE_GETHOSTBYADDR_R_5_ARGS