Support Picolibc in addition to newlib#5762

Closed

keith-packard wants to merge 8 commits into

RT-Thread:masterfrom

keith-packard:picolibc

Commits on Apr 2, 2022

[netdev] Don't define htons et al. if already defined
keith-packard
committed
[serial] Move putc/getc undefs outside the RT_USING_POSIX_STDIO block
keith-packard
committed