Add DL_EXPORT() to all modules that could possibly be used
on BeOS or Windows.
diff --git a/Modules/parsermodule.c b/Modules/parsermodule.c
index cd8381c..d0ba9e9 100644
--- a/Modules/parsermodule.c
+++ b/Modules/parsermodule.c
@@ -2746,7 +2746,7 @@
     };
 
 
-void
+DL_EXPORT(void)
 initparser()
  {
     PyObject* module;