RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ f67eb617f599e7b2c8a37eb7d74cd66d37febfc3

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

qiuyiuestc 5f838f86aa add libdl and extension examples		%!s(int64=15) %!d(string=hai) anos
..
SConscript	5f838f86aa add libdl and extension examples	%!s(int64=15) %!d(string=hai) anos
extension.c	5f838f86aa add libdl and extension examples	%!s(int64=15) %!d(string=hai) anos