RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ 7df7dafe7038c51fa84572ec8276e847e85137b5

réplica de https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

bernard.xiong c2b29a3e31 add more stubs.		%!s(int64=16) %!d(string=hai) anos
..
math.c	914e281892 add more stub for newlib porting.	%!s(int64=16) %!d(string=hai) anos
syscalls.c	c2b29a3e31 add more stubs.	%!s(int64=16) %!d(string=hai) anos