Fix comment typo
diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
index 4ba2853..01f0de1 100644
--- a/Modules/_cursesmodule.c
+++ b/Modules/_cursesmodule.c
@@ -207,7 +207,7 @@
   return 1;
 }
 
-/* Function versions of the 3 functions for tested whether curses has been
+/* Function versions of the 3 functions for testing whether curses has been
    initialised or not. */
    
 static int func_PyCursesSetupTermCalled(void)