From 5282d4ad15537599bd9398c191a33c87428ccb33 Mon Sep 17 00:00:00 2001
From: Sears Russell <sears@cs.berkeley.edu>
Date: Thu, 30 Jul 2009 22:46:56 +0000
Subject: [PATCH] fix automake build

---
 configure.in.automake | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/configure.in.automake b/configure.in.automake
index 768ed2c..0cf0c88 100644
--- a/configure.in.automake
+++ b/configure.in.automake
@@ -8,6 +8,8 @@ AM_INIT_AUTOMAKE() #hello,0.1)
 AC_CONFIG_SRCDIR([config.h.in])
 AC_CONFIG_HEADER([config.h])
 
+AC_DEFINE([_GNU_SOURCE], [], [Use gnu extensions (needed for sync_data_range)])
+
 # Checks for programs.
 #AC_PROG_CXX
 AC_PROG_CC
@@ -59,9 +61,10 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 if test "$test_host_prw" = "no" -a "$db_cv_open_o_direct" = "yes"; then
 	case "$host_os" in
 	linux*)
-		db_cv_open_o_direct=no;
-		AC_MSG_WARN(
-		    [O_DIRECT interface ignored on $host_os-$host_vendor.]);;
+# odirect probably works in linux now...
+#		db_cv_open_o_direct=no;
+#		AC_MSG_WARN(
+#		    [O_DIRECT interface ignored on $host_os-$host_vendor.]);;
 	esac
 fi
 if test "$db_cv_open_o_direct" = "yes"; then