Change sys_exit to use METH_VARARGS.
sys.exit() now requires 0-1 arguments.  Previously 2+ arguments were allowed.
diff --git a/Misc/NEWS b/Misc/NEWS
index 7dc65dc..eff4627 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -26,6 +26,9 @@
 
 - posix.killpg has been added where available.
 
+- sys.exit() inadvertantly allowed more than one argument.
+  An exception will now be raised if more than one argument is used.
+
 Extension modules
 
 - A security hole ("double free") was found in zlib-1.1.3, a popular