Man, Jianting (Meco) d5afcd7f0d fix the error return (#6097)		%!s(int64=2) %!d(string=hai) anos
..
README.md	5ec00a5a1d [dmodule] 补充头文件 (#5602)	%!s(int64=3) %!d(string=hai) anos
SConscript	fb3f835089 [libc] remove strdup from rtthread.h (#6026)	%!s(int64=3) %!d(string=hai) anos
syscall_mem.c	ed09f38012 [libc] remove RT_USING_LIBC	%!s(int64=3) %!d(string=hai) anos
syscalls.c	d5afcd7f0d fix the error return (#6097)	%!s(int64=2) %!d(string=hai) anos

ARMLIB (Keil-MDK) porting for RT-Thread

réplica de https://gitee.com/rtthread/rt-thread.git