--- uae/src/include/bsdsocket.h	2018/04/24 16:45:07	1.1.1.1
+++ uae/src/include/bsdsocket.h	2018/04/24 17:12:47	1.1.1.2
@@ -63,7 +63,9 @@ struct socketbase {
     void *hEvent;		/* thread event handle */
     unsigned int *mtable;	/* window messages allocated for asynchronous event notification */
 #endif
-} *socketbases;
+};
+
+extern struct socketbase *socketbases;
 
 
 #define LIBRARY_SIZEOF 36