build: avoid RHEL 5 build failure on LXC

Per the discussion here, LXC on RHEL 5 makes no sense.
https://www.redhat.com/archives/libvir-list/2011-September/msg01169.html

* configure.ac (with_lxc): Reject RHEL 5.x LXC as too old.
This commit is contained in:
Eric Blake 2011-10-26 10:11:50 -06:00
parent 9cf70dad0f
commit 2dee896593

View File

@ -687,8 +687,9 @@ fi
if test "$with_lxc" = "yes" || test "$with_lxc" = "check"; then
AC_TRY_LINK([
#include <sched.h>
#include <linux/loop.h>
], [
unshare (1);
unshare (!LO_FLAGS_AUTOCLEAR);
], [
with_lxc=yes
], [