5 POSIX specification: @url{http://www.opengroup.org/susv3xsh/socket.html}
9 Portability problems fixed by Gnulib:
13 Portability problems not fixed by Gnulib:
16 This function is missing on some platforms:
19 On BeOS, the descriptors returned by the @code{socket} function can not be used
20 in calls to @code{read}, @code{write}, and @code{close}; you have to use
21 @code{recv}, @code{send}, @code{closesocket} in these cases instead.