now the fadvise code actually compiles ... let the testing begin.

[rrdtool.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 8e64c11..f878dcc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -71,7 +71,8 @@ char *strchr (), *strrchr ();
 #endif
 
 /* enable posix_fadvise on linux */
-#ifdef HAVE_POSIX_FADVISE
+#if defined(HAVE_POSIX_FADVISE) && defined(HAVE_FCNTL_H)
+#include <fcntl.h>
 #define __USE_XOPEN2K 1
 #endif