build fail.

[kouzhudong]

E:\code\NetWork\OpenVPN\tap-windows6>buildtap.py --sdk=WDK -b
***** BUILD TAP config
Traceback (most recent call last):
File "E:\code\NetWork\OpenVPN\tap-windows6\buildtap.py", line 511, in
btw.build()
File "E:\code\NetWork\OpenVPN\tap-windows6\buildtap.py", line 280, in build
self.build_tap()
File "E:\code\NetWork\OpenVPN\tap-windows6\buildtap.py", line 255, in build_tap
self.config_tap()
File "E:\code\NetWork\OpenVPN\tap-windows6\buildtap.py", line 198, in config_tap
self.preprocess(kv, os.path.join(self.src, "tap-windows6.vcxproj"))
File "E:\code\NetWork\OpenVPN\tap-windows6\buildtap.py", line 190, in preprocess
modtxt = re.sub(self.macro_amper, repfn, f.read())
UnicodeDecodeError: 'gbk' codec can't decode byte 0xbf in position 2: illegal multibyte sequence

E:\code\NetWork\OpenVPN\tap-windows6>

[rainroot]

src/tap-windows6.vcxproj.in file format change... ( UTF-8 )