rem: static void __delete_callback(u32 chn,s32 result)
add: static void __delete_callback(s32 chn,s32 result)
context: static void __delete_callback(u32 chn,s32 result){	s32 ret;	cardcallback cb = NULL;	card_block *card = &cardmap[chn];#ifdef _CARD_DEBUG	printf("__delete_callback(%d,%d)\n",chn,result);#endif	cb = card->card_api_cb;	card->card_api_cb = NULL;		ret = result;	if(ret>=0 && (ret=__card_freeblock(chn,card->curr_fileblock,cb))>=0) return;		__card_putcntrlblock(card,ret);	if(cb) cb(chn,ret);}