server: Inherit the SO_RCVBUF value in accept_socket().

dlls/ws2_32/tests/sock.c

@@ -4828,7 +4828,7 @@ static void test_accept_inheritance(void)
         len = sizeof(value);
         ret = getsockopt(server, int_tests[i].optname, int_tests[i].optval, (char *)&value, &len);
         ok(!ret, "test %u: got error %u\n", i, WSAGetLastError());
-        todo_wine_if (i >= 4 && i <= 6)
+        todo_wine_if (i >= 5 && i <= 6)
             ok(value == int_tests[i].value, "test %u: got value %#x\n", i, value);
     }
 

server/sock.c

@@ -2000,6 +2000,7 @@ static struct sock *accept_socket( struct sock *sock )
         acceptsock->reuseaddr           = sock->reuseaddr;
         acceptsock->exclusiveaddruse    = sock->exclusiveaddruse;
         acceptsock->sndbuf              = sock->sndbuf;
+        acceptsock->rcvbuf              = sock->rcvbuf;
         acceptsock->connect_time        = current_time;
 
         if (sock->event) acceptsock->event = (struct event *)grab_object( sock->event );