diff --git a/src/xpdev/sockwrap.h b/src/xpdev/sockwrap.h
index d9ca986c78d7bfd5695e16b465c5ec758d3e8046..e474829563f86172d0c51fe27a43fe2d30185b83 100644
--- a/src/xpdev/sockwrap.h
+++ b/src/xpdev/sockwrap.h
@@ -179,6 +179,7 @@ union xp_sockaddr {
 
 #define s_addr			S_un.S_addr
 #define sa_family_t		ushort
+typedef uint32_t                in_addr_t;
 
 static  int wsa_error;
 #define ERROR_VALUE		((wsa_error=WSAGetLastError())>0 ? wsa_error-WSABASEERR : wsa_error)