5 POSIX specification: @url{http://www.opengroup.org/susv3xsh/close.html}
9 Portability problems fixed by Gnulib:
12 On Windows platforms (excluding Cygwin), @code{socket} and @code{accept}
13 do not return file descriptors that can be closed by @code{close}.
14 Instead, @code{closesocket} must be used.
16 On Windows platforms (excluding Cygwin), error codes for @code{close}
17 are not placed in @code{errno}, and @code{WSAGetLastError} must be
21 Portability problems not fixed by Gnulib:
24 On BeOS, @code{socket} and @code{accept} do not return file descriptors
25 that can be closed by @code{close}. Instead, @code{closesocket} must be