These structures are hidden from the other codes than this file.
The other codes handle fontsets only by their ID numbers. They
usually use the variable name `fontset' for IDs. But, in this
- file, we always use varialbe name `id' for IDs, and name `fontset'
+ file, we always use variable name `id' for IDs, and name `fontset'
for an actual fontset object, i.e., char-table.
*/