root/rt-thread @ b2fb4be8111ae46ca64e4b135cfd47895900a0e1

bernard.xiong@gmail.com dda2cd7254 fix the compiling error.		15 lat temu
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minilibc	dda2cd7254 fix the compiling error.	15 lat temu
newlib	0486182353 add stdin, stdout, stderr implementation in newlib.	15 lat temu