+/* configure options */
+
+#ifndef HAVE_socklen_t
+#define socklen_t int /* u.a. fuer Mac OS X */
+#endif
+
+#ifndef HAVE_SNPRINTF
+EXTERN INT snprintf PARAMS(( CHAR *str, size_t count, CONST CHAR *fmt, ... ));
+#endif
+
+#ifndef HAVE_STRLCAT
+EXTERN size_t strlcat PARAMS(( CHAR *dst, CONST CHAR *src, size_t size ));
+#endif
+
+#ifndef HAVE_STRLCPY
+EXTERN size_t strlcpy PARAMS(( CHAR *dst, CONST CHAR *src, size_t size ));
+#endif
+
+#ifndef HAVE_VSNPRINTF
+#include <stdarg.h>
+EXTERN INT vsnprintf PARAMS(( CHAR *str, size_t count, CONST CHAR *fmt, va_list args ));
+#endif
+
+