RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ fa8e8ed31fa3b069e50d393888e46065649b3c8d

Meco Man fa8e8ed31f add RTM_EXPORT label for unistd.c		пре 5 година
..
sys	291fe36139 [pthread][libc] move 'clock_time' to libc	пре 5 година
SConscript	b3ab8a99e1 Signed-off-by: mysterywolf	пре 5 година
readme.md	d5f8830177 add newlib/dlib readme	пре 5 година
termios.h	54143409ca 增加#include <rtconfig.h> 防止开启termios功能后报错	пре 5 година
time.c	417f8b9bed update	пре 5 година
unistd.c	fa8e8ed31f add RTM_EXPORT label for unistd.c	пре 5 година

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'])
```