Fix thoroughly misleading comment
diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index ea4d3cc..d6befa4 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -1025,7 +1025,7 @@
 		}
 	}
 
-        /* stdin/stdout/stderr are now set by site.py. */
+        /* stdin/stdout/stderr are now set by pythonrun.c */
 
 	PyDict_SetItemString(sysdict, "__displayhook__",
                              PyDict_GetItemString(sysdict, "displayhook"));