diff --git a/make-netbsd.mk b/make-netbsd.mk
index b53c969c3..f2490038b 100644
--- a/make-netbsd.mk
+++ b/make-netbsd.mk
@@ -34,7 +34,7 @@ else
 	STRIP=strip --strip-all
 endif
 
-CXXFLAGS+=$(CFLAGS) -fno-rtti -fpermissive -w
+CXXFLAGS+=$(CFLAGS) -fno-rtti -fpermissive
 
 all:	one
 
diff --git a/node/Constants.hpp b/node/Constants.hpp
index b137e6aed..b16cb9b56 100644
--- a/node/Constants.hpp
+++ b/node/Constants.hpp
@@ -124,6 +124,10 @@
 #include <endian.h>
 #endif
 
+#ifdef __NetBSD__
+#define RTF_MULTICAST   0x20000000
+#endif
+
 /**
  * Length of a ZeroTier address in bytes
  */