5 POSIX specification: @url{http://www.opengroup.org/susv3xsh/wcscpy.html}
9 Portability problems fixed by Gnulib:
13 Portability problems not fixed by Gnulib:
16 This function is missing on some platforms:
19 On Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
20 accommodate all Unicode characters.