* tests/test-mbrtoc16.c: New file, based on tests/test-mbrtoc32.c.
* tests/test-mbrtoc16-1.sh: New file, based on tests/test-mbrtoc32-1.sh.
* tests/test-mbrtoc16-2.sh: New file, based on tests/test-mbrtoc32-2.sh.
* tests/test-mbrtoc16-3.sh: New file, based on tests/test-mbrtoc32-3.sh.
* tests/test-mbrtoc16-4.sh: New file, based on tests/test-mbrtoc32-4.sh.
* tests/test-mbrtoc16-5.sh: New file, based on tests/test-mbrtoc32-5.sh.
* tests/test-mbrtoc16-w32.c: New file, based on
tests/test-mbrtoc32-w32.c.
* tests/test-mbrtoc16-w32-1.sh: New file, based on
tests/test-mbrtoc32-w32-1.sh.
* tests/test-mbrtoc16-w32-2.sh: New file, based on
tests/test-mbrtoc32-w32-2.sh.
* tests/test-mbrtoc16-w32-3.sh: New file, based on
tests/test-mbrtoc32-w32-3.sh.
* tests/test-mbrtoc16-w32-4.sh: New file, based on
tests/test-mbrtoc32-w32-4.sh.
* tests/test-mbrtoc16-w32-5.sh: New file, based on
tests/test-mbrtoc32-w32-5.sh.
* tests/test-mbrtoc16-w32-6.sh: New file, based on
tests/test-mbrtoc32-w32-6.sh.
* tests/test-mbrtoc16-w32-7.sh: New file, based on
tests/test-mbrtoc32-w32-7.sh.
* modules/mbrtoc16-tests: New file, based on modules/mbrtoc32-tests.