named-checkzone defaults

diff --git a/README b/README
index fb2548697572fc55c76a3a92ec848653996ba020..0b452c86bd215282d19c8b783cff1d9973fb44cd 100644 (file)
--- a/README
+++ b/README
@@ -486,6 +486,10 @@ Building
                  -DNS_CLIENT_DROPPORT=0
                Disable support for "rrset-order fixed".
                  -DDNS_RDATASET_FIXED=0
+               Sibling glue checking in named-checkzone is enabled by default.
+               To disable the default check set.  -DCHECK_SIBLING=0
+               named-checkzone checks out-of-zone addresses by default.
+               To disable this default set.  -DCHECK_LOCAL=0
 
            LDFLAGS
                Linker flags. Defaults to empty string.