addnwstr(3) on FreeBSD
The text b204dd21de84, as FreeBSD 13.5-RELEASE, FreeBSD 13.4-RELEASE, FreeBSD 13.3-RELEASE, FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE, FreeBSD 13.0-RELEASE shipped it.
add a string of wide characters to a curses window and advance cursor