make the type a parameter of the  DL_IMPORT macro, for Borland C
diff --git a/Include/sysmodule.h b/Include/sysmodule.h
index 8d31748..29e7bff 100644
--- a/Include/sysmodule.h
+++ b/Include/sysmodule.h
@@ -35,8 +35,8 @@
 FILE *PySys_GetFile Py_PROTO((char *, FILE *));
 void PySys_Init Py_PROTO((void));
 
-extern DL_IMPORT PyObject *_PySys_TraceFunc, *_PySys_ProfileFunc;
-extern DL_IMPORT int _PySys_CheckInterval;
+extern DL_IMPORT(PyObject *) _PySys_TraceFunc, *_PySys_ProfileFunc;
+extern DL_IMPORT(int) _PySys_CheckInterval;
 
 #ifdef __cplusplus
 }