Meco Man f58d3c5200 rt_device_write/read return data type as rt_ssize_t ... rt_ssize_t can give negative error code, which follows the unix style correctly		2023-02-07 21:43:57 -05:00
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mb9x	rt_device_write/read return data type as rt_ssize_t	2023-02-07 21:43:57 -05:00