diff --git a/dtool/src/parser-inc/winsock2.h b/dtool/src/parser-inc/winsock2.h
new file mode 100644
index 0000000000..06df48e2cd
--- /dev/null
+++ b/dtool/src/parser-inc/winsock2.h
@@ -0,0 +1,13 @@
+
+typedef int SOCKET ;
+
+struct sockaddr_in
+{
+};
+
+
+typedef struct fd_set {
+        unsigned int fd_count;               /* how many are SET? */
+        SOCKET  fd_array[10];   /* an array of SOCKETs */
+} fd_set;
+