bsp;&nbsp;&nbsp;&nbsp;SO_SNDBUF
&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;SO_RCVBUF
&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;SO_ERROR
&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;SO_TYPE
&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;SO_RCVLOWAT
&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;SO_SNDLOWAT
&nbsp;&nbsp;type&nbsp;socket_optint_option&nbsp;=&nbsp;Unix.socket_optint_option&nbsp;=&nbsp;SO_LINGER
&nbsp;&nbsp;type&nbsp;socket_float_option&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;Unix.socket_float_option&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SO_RCVTIMEO
&nbsp;&nbsp;&nbsp;