1 files changed, 14 insertions, 0 deletions
diff --git a/nis/nis_domain_of.c b/nis/nis_domain_of.c
index eca2066aa3..97d49d36c2 100644
--- a/nis/nis_domain_of.c
+++ b/nis/nis_domain_of.c
@@ -26,3 +26,17 @@ nis_domain_of (const_nis_name name)
 
   return nis_domain_of_r (name, result, NIS_MAXNAMELEN);
 }
+
+const_nis_name
+__nis_domain_of (const_nis_name name)
+{
+  const_nis_name cptr = strchr (name, '.');
+
+  if (cptr++ == NULL)
+    return "";
+
+  if (*cptr == '\0')
+    return ".";
+
+  return cptr;
+}