/* Define if usleep returns void */
#undef USLEEP_RETURNS_VOID
+/* Define if it looks like a Linux sendfile(2) implementation */
+#undef HAVE_LINUX_SENDFILE
+
+/* Define if it looks like a BSDish sendfile(2) implementation */
+#undef HAVE_BSD_SENDFILE
+
/* Define if C compiler supports long long types */
#undef HAVE_LONG_LONG