win10 py3.7 pip install failed

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meliae_scanner.c(600): fatal error C1083: 无法打开包括文件: “unistd.h”: No such file or directory

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build with downloaded zip package from GitHub:

C:\Users\16413\Downloads\meliae-master\meliae-master>python setup.py install
running install
running build
running build_py
creating build
creating build\lib.win-amd64-3.7
creating build\lib.win-amd64-3.7\meliae
copying meliae\files.py -> build\lib.win-amd64-3.7\meliae
copying meliae\loader.py -> build\lib.win-amd64-3.7\meliae
copying meliae\perf_counter.py -> build\lib.win-amd64-3.7\meliae
copying meliae\scanner.py -> build\lib.win-amd64-3.7\meliae
copying meliae\warn.py -> build\lib.win-amd64-3.7\meliae
copying meliae\__init__.py -> build\lib.win-amd64-3.7\meliae
running build_ext
cythoning meliae/_scanner.pyx to meliae\_scanner.c
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\lib\site-packages\Cython\Compiler\Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: C:\Users\16413\Downloads\meliae-master\meliae-master\meliae\_scanner.pyx
  tree = Parsing.p_module(s, pxd, full_module_name)
cythoning meliae/_loader.pyx to meliae\_loader.c
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\lib\site-packages\Cython\Compiler\Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: C:\Users\16413\Downloads\meliae-master\meliae-master\meliae\_loader.pyx
  tree = Parsing.p_module(s, pxd, full_module_name)
warning: meliae\_loader.pyx:708:24: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:708:33: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:708:41: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:862:24: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:862:37: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:862:49: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:899:24: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_loader.pyx:899:32: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
cythoning meliae/_intset.pyx to meliae\_intset.c
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\lib\site-packages\Cython\Compiler\Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: C:\Users\16413\Downloads\meliae-master\meliae-master\meliae\_intset.pyx
  tree = Parsing.p_module(s, pxd, full_module_name)
warning: meliae\_intset.pyx:88:22: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_intset.pyx:88:30: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_intset.pyx:148:22: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_intset.pyx:247:22: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
warning: meliae\_intset.pyx:247:30: Non-trivial type declarators in shared declaration (e.g. mix of pointers and values). Each pointer declaration should be on its own line.
building 'meliae._scanner' extension
creating build\temp.win-amd64-3.7
creating build\temp.win-amd64-3.7\Release
creating build\temp.win-amd64-3.7\Release\meliae
C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.27.29110\bin\HostX86\x64\cl.exe /c /nologo /Ox /W3 /GL /DNDEBUG /MD "-IC:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.27.29110\ATLMFC\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.27.29110\include" "-IC:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\cppwinrt" /Tcmeliae\_scanner.c /Fobuild\temp.win-amd64-3.7\Release\meliae\_scanner.obj
_scanner.c
meliae\_scanner.c(1370): warning C4013: “PyString_FromStringAndSize”未定义；假设外部返回 int
meliae\_scanner.c(1370): warning C4047: “=”:“PyObject *”与“int”的间接级别不同
meliae\_scanner.c(1537): warning C4013: “PyFile_AsFile”未定义；假设外部返回 int
meliae\_scanner.c(1537): warning C4047: “=”:“FILE *”与“int”的间接级别不同
C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.27.29110\bin\HostX86\x64\cl.exe /c /nologo /Ox /W3 /GL /DNDEBUG /MD "-IC:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.27.29110\ATLMFC\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.27.29110\include" "-IC:\Program Files (x86)\Windows Kits\NETFXSDK\4.8\include\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.18362.0\cppwinrt" /Tcmeliae/_scanner_core.c /Fobuild\temp.win-amd64-3.7\Release\meliae/_scanner_core.obj
_scanner_core.c
meliae/_scanner_core.c(101): error C2039: "ob_type": 不是 "PyVarObject" 的成员
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include\object.h(112): note: 参见“PyVarObject”的声明
meliae/_scanner_core.c(100): warning C4033: “_var_object_size”必须返回值
meliae/_scanner_core.c(109): warning C4013: “PyInt_AsSsize_t”未定义；假设外部返回 int
meliae/_scanner_core.c(176): error C2039: "ma_table": 不是 "PyDictObject" 的成员
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include\dictobject.h(23): note: 参见“PyDictObject”的声明
meliae/_scanner_core.c(176): error C2039: "ma_smalltable": 不是 "PyDictObject" 的成员
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include\dictobject.h(23): note: 参见“PyDictObject”的声明
meliae/_scanner_core.c(177): error C2065: “PyDictEntry”: 未声明的标识符
meliae/_scanner_core.c(177): error C2039: "ma_mask": 不是 "PyDictObject" 的成员
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include\dictobject.h(23): note: 参见“PyDictObject”的声明
meliae/_scanner_core.c(188): error C2039: "length": 不是 "PyUnicodeObject" 的成员
C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python37_64\include\unicodeobject.h(348): note: 参见“PyUnicodeObject”的声明
meliae/_scanner_core.c(252): warning C4013: “PyString_CheckExact”未定义；假设外部返回 int
meliae/_scanner_core.c(253): warning C4013: “PyInt_CheckExact”未定义；假设外部返回 int
meliae/_scanner_core.c(310): warning C4311: “类型强制转换”: 从“PyObject *”到“unsigned long”的指针截断
meliae/_scanner_core.c(312): warning C4311: “类型强制转换”: 从“PyObject *”到“unsigned long”的指针截断
meliae/_scanner_core.c(395): warning C4013: “PyString_AS_STRING”未定义；假设外部返回 int
meliae/_scanner_core.c(395): warning C4047: “=”:“char *”与“int”的间接级别不同
meliae/_scanner_core.c(396): warning C4013: “PyString_GET_SIZE”未定义；假设外部返回 int
meliae/_scanner_core.c(497): warning C4311: “类型强制转换”: 从“PyObject *”到“unsigned long”的指针截断
meliae/_scanner_core.c(502): warning C4090: “=”: 不同的“const”限定符
meliae/_scanner_core.c(515): warning C4013: “PyClass_Check”未定义；假设外部返回 int
meliae/_scanner_core.c(518): error C2065: “PyClassObject”: 未声明的标识符
meliae/_scanner_core.c(518): error C2059: 语法错误:“)”
meliae/_scanner_core.c(520): warning C4013: “PyString_Check”未定义；假设外部返回 int
meliae/_scanner_core.c(534): warning C4013: “PyInt_AS_LONG”未定义；假设外部返回 int
error: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\Community\\VC\\Tools\\MSVC\\14.27.29110\\bin\\HostX86\\x64\\cl.exe' failed with exit status 2