RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ cb7fa8fceaf5b9e2aacaee132ce5bb0ad49c92aa

Meco Man cb7fa8fcea implement pid_t gettid(void)		4 лет назад
..
none-gcc	cb7fa8fcea implement pid_t gettid(void)	4 лет назад
sys	f9ba41f4c2 更改libc目录为common 以及 none-gcc	4 лет назад
SConscript	ae66d82624 update sconscript	4 лет назад
dirent.h	f9ba41f4c2 更改libc目录为common 以及 none-gcc	4 лет назад
readme.md	f9ba41f4c2 更改libc目录为common 以及 none-gcc	4 лет назад
stdlib.c	3c05a4e719 [compoenets] auto & manual formatted	4 лет назад
termios.h	3c05a4e719 [compoenets] auto & manual formatted	4 лет назад
time.c	46d51a99f1 优化get_timeval set_timeval 条件编译代码结构	4 лет назад
unistd.c	19347ed454 [libc][unistd] 完善isatty()	4 лет назад

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'])
```