-/* Initialize empty "wmeta" on terminal "screen". All struct members are
- * initialized to 0, except for the newly created virtual screen "pad" and its
- * size (height: that of the terminal screen; width: 1 cell).
+/* Initialize empty "wmeta" on terminal screen. All struct members initialize to
+ * 0, except for .screen, the newly created virtual screen .pad and its .padsize
+ * (height: that of the terminal screen; width: 1 cell).