From ea79c9cdf08072304aa6e464629cdd4b96d183a6 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 31 Oct 2014 11:58:25 -0400
Subject: util: make use of the new getrandom() syscall if it is available when
 needing entropy

Doesn't require an fd, and could be a bit faster, so let's make use of
it, if it is available.

Signed-off-by: Anthony G. Basile <blueness@gentoo.org>
---
 configure.ac | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 37472c3d2e..5d95ade543 100644
--- a/configure.ac
+++ b/configure.ac
@@ -60,20 +60,20 @@ AC_C_INLINE
 AC_TYPE_MODE_T
 AC_TYPE_PID_T
 AC_CHECK_MEMBERS([struct stat.st_rdev])
-AC_CHECK_DECLS([gettid, name_to_handle_at, accept4, mkostemp], [], [], [[#include <sys/types.h>
+AC_CHECK_DECLS([getrandom, gettid, name_to_handle_at, accept4, mkostemp], [], [], [[#include <sys/types.h>
 #include <unistd.h>
 #include <sys/mount.h>
 #include <fcntl.h>
-#include <sys/socket.h>]])
+#include <sys/socket.h>
+#include <linux/random.h>]])
 
 AC_CHECK_SIZEOF(pid_t)
 AC_CHECK_SIZEOF(uid_t)
 AC_CHECK_SIZEOF(gid_t)
 AC_CHECK_SIZEOF(time_t)
-AC_CHECK_SIZEOF(rlim_t,,[
-       #include <sys/time.h>
-       #include <sys/resource.h>
-])
+AC_CHECK_SIZEOF(rlim_t,,[[
+#include <sys/time.h>
+#include <sys/resource.h>]])
 
 # Checks for library functions.
 AC_FUNC_CHOWN
-- 
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