RT-Thread/rt-thread: KM https://github.com/RT-Thread/rt-thread.git @ b10bef6f241bfd9a6ecba3412351b20f3aa2eb13

Meco Man b10bef6f24 [sys/errno.h] 修复lwip报错		5 жил өмнө
..
none-gcc	b10bef6f24 [sys/errno.h] 修复lwip报错	5 жил өмнө
sys	1a55702ccb 修复DST_NONE 等宏定义位置放错导致报错的问题	5 жил өмнө
SConscript	d9abe8fa30 修复在simulator win32平台下，nonegcc文件夹路径没有添加到工程的bug	5 жил өмнө
dirent.h	f9ba41f4c2 更改libc目录为common 以及 none-gcc	5 жил өмнө
readme.md	f9ba41f4c2 更改libc目录为common 以及 none-gcc	5 жил өмнө
stdlib.c	3c05a4e719 [compoenets] auto & manual formatted	5 жил өмнө
termios.h	3c05a4e719 [compoenets] auto & manual formatted	5 жил өмнө
time.c	a5f7635f31 remove libc_errno.h & libc_limits.h	5 жил өмнө
unistd.c	19347ed454 [libc][unistd] 完善isatty()	5 жил өмнө

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'])
```