The following changes were made to the ckit Library, in addition to
deriving the `.mlb` file from the `.cm` file:

* `ast/ast-sig.sml` (modified): Rewrote use of `withtype` in signature.
* `ast/build-ast.sml` (modified): Rewrote use of or-patterns.
* `ast/initializer-normalizer.sml` (modified): Rewrote use of or-patterns.
* `ast/pp/pp-ast-adornment-sig.sml` (modified): Rewrote use of `signature` in `local`.
* `ast/pp/pp-ast-ext-sig.sml` (modified): Rewrote use of `signature` in `local`.
* `ast/pp/pp-lib.sml` (modified): Rewrote use of or-patterns.
* `ast/sizeof.sml` (modified): Rewrote use of or-patterns.
* `ast/type-util-sig.sml` (modified): Rewrote use of `signature` in `local`.
* `ast/type-util.sml` (modified): Rewrote use of or-patterns.
* `parser/grammar/c.lex.sml` (modified): Rewrote use of vector literal.
* `parser/parse-tree-sig.sml` (modified): Rewrote use of (sequential) `withtype` in signature.
* `parser/parse-tree.sml` (modified): Rewrote use of (sequential) `withtype`.
