RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ b5faf308fc5cf41cbb429f23e2bf60688df5f068

chenjh 055c3d3e1d [Update] Sync from v4.0.3		преди 5 години
..
sys	055c3d3e1d [Update] Sync from v4.0.3	преди 5 години
SConscript	055c3d3e1d [Update] Sync from v4.0.3	преди 5 години
readme.md	055c3d3e1d [Update] Sync from v4.0.3	преди 5 години
termios.h	055c3d3e1d [Update] Sync from v4.0.3	преди 5 години
time.c	4875ee8a3a Sync from master (75a3f3dd3a930eab1dc58fa0258a9d1605a0ac11)	преди 6 години
unistd.c	055c3d3e1d [Update] Sync from v4.0.3	преди 5 години

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'])
```