diff --git a/src/netbase.cpp b/src/netbase.cpp
index 289da13..4eea5e5 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -17,6 +17,11 @@
 #endif
 #endif
 
+// MSG_NOSIGNAL is not available on some platforms, if it doesn't exist define it as 0
+#if !defined(MSG_NOSIGNAL)
+#define MSG_NOSIGNAL 0
+#endif
+
 #include <boost/algorithm/string/case_conv.hpp> // for to_lower()
 #include <boost/algorithm/string/predicate.hpp> // for startswith() and endswith()