Update macros from the autoconf archive
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Change-Id: I6d496de7d988c47ebeaf314e9639281853116829
Reviewed-on: https://review.lttng.org/c/babeltrace/+/1273
Reviewed-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- [DB] m4/ax_check_link_flag.m4