RT-Thread-Studio/sdk-rt-thread-source-code: https://github.com/RT-Thread-Studio/sdk-rt-thread-source-code.git @ v4.0.3

yaxing.chen c0257098b9 release rt-thread v4.0.3		4 жил өмнө
..
sys	c0257098b9 release rt-thread v4.0.3	4 жил өмнө
SConscript	c0257098b9 release rt-thread v4.0.3	4 жил өмнө
readme.md	c0257098b9 release rt-thread v4.0.3	4 жил өмнө
termios.h	c0257098b9 release rt-thread v4.0.3	4 жил өмнө
time.c	c0257098b9 release rt-thread v4.0.3	4 жил өмнө
unistd.c	c0257098b9 release rt-thread v4.0.3	4 жил өмнө

Attentions

This folder is "common" for armlibc newlibc and dlib. It's not "common" for minilibc.
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'])
```