Refresh autotools helper file for ARM64 support.

* debian/control:
  - add build-dep on dh-autoreconf.
* debian/rules:
  - use autoreconf addon to refresh autotools helper files and gain support
    for ARM64.
* debian/source/options: ignore files regenerated by autoreconf addon.

1 files changed, 1 insertions, 1 deletions

diff --git a/debian/rules b/debian/rules
index 07923d714..2246f8853 100755
--- a/debian/rules
+++ b/debian/rules
@@ -155,4 +155,4 @@ override_dh_installlogcheck:
 	dh_installlogcheck --name strongswan
 
 %:
-	dh $@ --parallel
+	dh $@ --parallel --with autoreconf