--- a/src/server/public/webdav.h	Thu Jan 16 19:14:53 2020 +0100
+++ b/src/server/public/webdav.h	Thu Jan 16 21:31:16 2020 +0100
@@ -337,6 +337,11 @@
         wsxml_func endcb,
         void *udata);
 
+WebdavNSList* wsxml_get_required_namespaces(
+        pool_handle_t *pool,
+        WSXmlNode *node,
+        int *error);
+
 #ifdef	__cplusplus
 }
 #endif