Excise DL_EXPORT/DL_IMPORT from Modules/*.  Required adding a prototype
for Py_Main().

Thanks to Kalle Svensson and Skip Montanaro for the patches.
diff --git a/Include/pythonrun.h b/Include/pythonrun.h
index 2d7d2b6..7076dfe 100644
--- a/Include/pythonrun.h
+++ b/Include/pythonrun.h
@@ -78,6 +78,9 @@
 
 DL_IMPORT(int) Py_FdIsInteractive(FILE *, char *);
 
+/* Bootstrap */
+PyAPI_FUNC(int) Py_Main(int argc, char **argv);
+
 /* In getpath.c */
 PyAPI_FUNC(char *) Py_GetProgramFullPath(void);
 PyAPI_FUNC(char *) Py_GetPrefix(void);