RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ b1fa07f3925d73cd6f9fbd7555ad21fb19183e27

zrkadlo https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

bernard.xiong@gmail.com 44eaae8c80 export more symbols of PThread.		13 rokov pred
..
SConscript	7fddcb0e35 add serial device driver framework	13 rokov pred
serial.c	44eaae8c80 export more symbols of PThread.	13 rokov pred