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ã“ã‚Œã‚‰ã®é–¢æ•°ã‚’å‹•ä½œã•ã›ã‚‹ã«ã¯ã€--enable-dioã‚’ä»˜ã‘ã¦PHPã®configureã‚’è¡Œ ã†å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚

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dio_close -- fdã§æŒ‡å®šã—ãŸãƒ•ã‚¡ã‚¤ãƒ«è¨˜è¿°åã‚’é–‰ã˜ã‚‹
dio_open -- è¨±å¯å±žæ€§flagsã¨ä½œæˆè¨±å¯å±žæ€§modeã‚’æŒ‡å®šã—ã¦æ–°è¦ã«filenameã‚’ã‚ªãƒ¼ãƒ—ãƒ³ ã™ã‚‹
dio_read -- fdã‹ã‚‰nãƒã‚¤ãƒˆèªã¿ã“ã‚“ã§è¿”ã™ã€‚nãŒæŒ‡å®šã•ã‚Œãªã„å ´åˆã¯ã€1kãƒ–ãƒãƒƒã‚¯ã‚’ èªã¿ã“ã‚€
dio_seek -- fdä¸Šã§whenceã‹ã‚‰posã«ç§»å‹•ã™ã‚‹
dio_stat -- ãƒ•ã‚¡ã‚¤ãƒ«è¨˜è¿°åfdã«é–¢ã™ã‚‹statæƒ…å ±ã‚’å–å¾—ã™ã‚‹
dio_tcsetattr -- Sets terminal attributes and baud rate for a serial port
dio_truncate -- ãƒ•ã‚¡ã‚¤ãƒ«è¨˜è¿°åfdã‚’ã‚ªãƒ•ã‚»ãƒƒãƒˆãƒã‚¤ãƒˆã¸ä¸¸ã‚ã‚‹
dio_write -- ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§ä¸¸ã‚é•·ã•ã‚’æŒ‡å®šã—ã¦ãƒ‡ãƒ¼ã‚¿ã‚’æ›¸ãè¾¼ã‚€