74   return NULL;  in socket_new()
95   CHECK(socket != NULL);  in socket_listen()
117   CHECK(socket != NULL);  in socket_accept()
120   OSI_NO_INTR(fd = accept(socket->fd, NULL, NULL));  in socket_accept()
124     return NULL;  in socket_accept()
134   CHECK(socket != NULL);  in socket_read()
135   CHECK(buf != NULL);  in socket_read()
144   CHECK(socket != NULL);  in socket_write()
145   CHECK(buf != NULL);  in socket_write()
155   CHECK(socket != NULL);  in socket_write_and_transfer_fd()
156   CHECK(buf != NULL);  in socket_write_and_transfer_fd()
171   msg.msg_name = NULL;  in socket_write_and_transfer_fd()
188   CHECK(socket != NULL);  in socket_bytes_available()
197   CHECK(socket != NULL);  in socket_register()
206   void (*read_fn)(void*) = (read_cb != NULL) ? internal_read_ready : NULL;  in socket_register()
207   void (*write_fn)(void*) = (write_cb != NULL) ? internal_write_ready : NULL;  in socket_register()
214   CHECK(socket != NULL);  in socket_unregister()
217   socket->reactor_object = NULL;  in socket_unregister()
221   CHECK(context != NULL);  in internal_read_ready()
228   CHECK(context != NULL);  in internal_write_ready()