define(REV, `nsc_if_v6($1,`nsc_revblock6($1).ip6.arpa',`nsc_revaddr($1).in-addr.arpa')')
+# DNSSEC wrapper
+
+define(`USE_DNSSEC')
+define(`DNSSEC', `define(`USE_DNSSEC',1)$1define(`USE_DNSSEC')')
+
# A for loop macro from m4 doc
define(`nsc_forloop',