setcchar(3) on FreeBSD

The text 22c752817692, as FreeBSD 7.4-RELEASE, FreeBSD 7.3-RELEASE, FreeBSD 7.2-RELEASE, FreeBSD 7.1-RELEASE, FreeBSD 6.4-RELEASE shipped it.

Get a wide character string and rendition from a cchar_t or set a cchar_t from a wide-character string