--- PKGBUILD.old	2016-04-02 00:15:58.957722031 +0200
+++ PKGBUILD	2016-04-02 00:17:15.084658377 +0200
@@ -27,7 +27,8 @@
     --enable-password-save \
     --mandir=/usr/share/man \
     --enable-iproute2 \
-    --enable-systemd
+    --enable-systemd \
+    --enable-x509-alt-username
   make
 }