Index: Makefile
===================================================================
--- Makefile	(revision 446833)
+++ Makefile	(working copy)
@@ -15,5 +15,9 @@
 PLUGIN_NAME=	floodprot
 PLUGIN_DESC=	Floodprotect
 
+# Bug 219281: the port fails to build in C++14 mode (the default in GCC 6),
+# switch back to the old default GCC used before.
+USE_CXXSTD=	gnu++03
+
 .include "../verlihub-plugins/Makefile.plugins"
 .include <bsd.port.mk>