RT-Thread/rt-thread: KM https://github.com/RT-Thread/rt-thread.git @ a24852b6ea004db56d0f3fc7a1de14e43848c864

iysheng a2a7f3c2d9 [components][rtc] Add RTC framework V2.0 to simplify RTC registration process		há 4 anos atrás
..
none-gcc	cb7fa8fcea implement pid_t gettid(void)	há 5 anos atrás
sys	1627597fcc remove _TIMESPEC_DEFINED	há 5 anos atrás
SConscript	ae66d82624 update sconscript	há 5 anos atrás
dirent.h	f9ba41f4c2 更改libc目录为common 以及 none-gcc	há 5 anos atrás
readme.md	f9ba41f4c2 更改libc目录为common 以及 none-gcc	há 5 anos atrás
stdlib.c	3c05a4e719 [compoenets] auto & manual formatted	há 5 anos atrás
termios.h	3c05a4e719 [compoenets] auto & manual formatted	há 5 anos atrás
time.c	a2a7f3c2d9 [components][rtc] Add RTC framework V2.0 to simplify RTC registration process	há 4 anos atrás
unistd.c	19347ed454 [libc][unistd] 完善isatty()	há 5 anos atrás

Attentions

This folder is "common" for all toolchains.
If you want to add new .c files, please do not forget to fix SConscript file too. eg:
```
if GetDepend('RT_USING_POSIX') == False:
    SrcRemove(src, ['unistd.c'])
```