88     int socket;  member
136 #define socket(domain, type, protocol)                      at_socket(domain, type, protocol)  macro
137 #define closesocket(socket)                                 at_closesocket(socket)  argument
138 #define shutdown(socket, how)                               at_shutdown(socket, how)  argument
139 #define bind(socket, name, namelen)                         at_bind(socket, name, namelen)  argument
140 #define connect(socket, name, namelen)                      at_connect(socket, name, namelen)  argument
141 #define sendto(socket, data, size, flags, to, tolen)        at_sendto(socket, data, size, flags, to…  argument
142 #define send(socket, data, size, flags)                     at_send(socket, data, size, flags)  argument
143 #define recvfrom(socket, mem, len, flags, from, fromlen)    at_recvfrom(socket, mem, len, flags, fr…  argument
144 #define getsockopt(socket, level, optname, optval, optlen)  at_getsockopt(socket, level, optname, o…  argument
145 #define setsockopt(socket, level, optname, optval, optlen)  at_setsockopt(socket, level, optname, o…  argument