5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/socket.html}
9 Portability problems fixed by Gnulib:
12 On Windows platforms (excluding Cygwin), the descriptors returned by
13 the @code{socket} function cannot be used in calls to @code{read},
14 @code{write}, and @code{close}; you have to use @code{recv}, @code{send},
15 @code{closesocket} in these cases instead.
17 On Windows platforms (excluding Cygwin), error codes from this function
18 are not placed in @code{errno}, and @code{WSAGetLastError} must be used
22 Portability problems not fixed by Gnulib: