環境

• Python3.7.1 (Anaconda)
• Windows10

問題

Cythonで書いたコードをwindows10上でコンパイルしようと考えています。しかし、次のようなエラーが出てできません

running build_ext
building 'border_calc' extension
C:\MinGW\bin\gcc.exe -mdll -O -Wall -DMS_WIN64 -I. -IC:\Users\yudai\Anaconda3\lib\site-packages\numpy\core\include -IC:\Users\yudai\Anaconda3\include -IC:\Users\yudai\Anaconda3\include -c border_calc.c -o build\temp.win-amd64-3.7\Release\border_calc.o
In file included from C:\Users\yudai\Anaconda3\include/Python.h:68:0,
                 from border_calc.c:24:
C:\Users\yudai\Anaconda3\include/pytime.h:123:59: warning: 'struct timeval' declared inside parameter list will not be visible outside of this definition or declaration
 PyAPI_FUNC(int) _PyTime_FromTimeval(_PyTime_t *tp, struct timeval *tv);
                                                           ^~~~~~~
C:\Users\yudai\Anaconda3\include/pytime.h:130:12: warning: 'struct timeval' declared inside parameter list will not be visible outside of this definition or declaration
     struct timeval *tv,
            ^~~~~~~
C:\Users\yudai\Anaconda3\include/pytime.h:135:12: warning: 'struct timeval' declared inside parameter list will not be visible outside of this definition or declaration
     struct timeval *tv,
            ^~~~~~~
border_calc.c:221:41: warning: division by zero [-Wdiv-by-zero]
     enum { __pyx_check_sizeof_voidp = 1 / (int)(SIZEOF_VOID_P == sizeof(void*)) };
                                         ^
border_calc.c:221:12: error: enumerator value for '__pyx_check_sizeof_voidp' is not an integer constant
     enum { __pyx_check_sizeof_voidp = 1 / (int)(SIZEOF_VOID_P == sizeof(void*)) };
            ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from C:\Users\yudai\Anaconda3\lib\site-packages\numpy\core\include/numpy/ndarraytypes.h:1823:0,
                 from C:\Users\yudai\Anaconda3\lib\site-packages\numpy\core\include/numpy/ndarrayobject.h:18,
                 from C:\Users\yudai\Anaconda3\lib\site-packages\numpy\core\include/numpy/arrayobject.h:4,
                 from border_calc.c:633:
C:\Users\yudai\Anaconda3\lib\site-packages\numpy\core\include/numpy/npy_1_7_deprecated_api.h:12:9: note: #pragma message: C:\Users\yudai\Anaconda3\lib\site-packages\numpy\core\include/numpy/npy_1_7_deprecated_api.h(12) : Warning Msg: Using deprecated NumPy API, disable it by #defining NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION
 #pragma message(_WARN___LOC__"Using deprecated NumPy API, disable it by " \
         ^~~~~~~
border_calc.c: In function '__Pyx_ImportType':
border_calc.c:7250:13: warning: unknown conversion type character 'z' in format [-Wformat=]
             "%s.%s size changed, may indicate binary incompatibility. "
             ^
border_calc.c:7250:13: warning: unknown conversion type character 'z' in format [-Wformat=]
border_calc.c:7250:13: warning: too many arguments for format [-Wformat-extra-args]
             "%s.%s size changed, may indicate binary incompatibility. "
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error: command 'C:\\MinGW\\bin\\gcc.exe' failed with exit status 1

主なエラーはgccで生じているようですが、解決策がわかりません。

ちなみに、同じコードを使ってLinux (WSL)でコンパイルするとエラーは出ません。