Jacob Dahl 162b7d6372 serial: nuttx: revert tcdrain back to fsync (#25538)
* serial: nuttx: revert tcdrain back to fsync

* serial: do not print error on EAGAIN

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Co-authored-by: Alexander Lerach <alexander@auterion.com>
2025-10-29 12:42:06 -04:00
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2024-11-19 23:02:12 -05:00
2025-06-11 11:23:31 -04:00