fw_writefw
thisplug->plugin->fw_writefw = NULL;
tmpplug->fw_writefw = (int (*)())sym;
rv = curdev->plugin->fw_writefw(curdev,
int (*fw_writefw)(struct devicelist *device, char *filename);
int fw_writefw(struct devicelist *device);
int fw_writefw(struct devicelist *device);
int fw_writefw(struct devicelist *device);