5 Removed in POSIX.1-2008.
6 POSIX.1-2004 specification: @url{https://pubs.opengroup.org/onlinepubs/009695399/functions/bcopy.html}
10 Portability problems fixed by Gnulib:
13 This function is missing on some platforms:
14 mingw, MSVC 14, Android 9.0.
17 Portability problems not fixed by Gnulib:
20 This function is removed in POSIX.1-2008. Better use @code{memcpy}
21 or @code{memmove} instead.