diff --git a/ixwebsocket/IXNetSystem.cpp b/ixwebsocket/IXNetSystem.cpp
index bfb98a01..2a767c1a 100644
--- a/ixwebsocket/IXNetSystem.cpp
+++ b/ixwebsocket/IXNetSystem.cpp
@@ -6,6 +6,20 @@
 
 #include "IXNetSystem.h"
 
+// mingw does not have those
+#if defined(_WIN32) && defined(__GNUC__)
+const char * inet_ntop(int af, const void * restrict src, char * restrict dst, socklen_t size)
+{
+    return nullptr;
+}
+
+int inet_pton(int af, const char * restrict src, void * restrict dst)
+{
+    return -1;
+}
+#endif
+
+
 namespace ix
 {
     bool initNetSystem()
diff --git a/ixwebsocket/IXNetSystem.h b/ixwebsocket/IXNetSystem.h
index 86fec3b5..203a4e45 100644
--- a/ixwebsocket/IXNetSystem.h
+++ b/ixwebsocket/IXNetSystem.h
@@ -47,6 +47,12 @@ struct pollfd {
 #include <unistd.h>
 #endif
 
+// mingw does not have those
+#if defined(_WIN32) && defined(__GNUC__)
+const char * inet_ntop(int af, const void * restrict src, char * restrict dst, socklen_t size);
+int inet_pton(int af, const char * restrict src, void * restrict dst);
+#endif
+
 namespace ix
 {
 #ifdef _WIN32