diff -rupN Python-2.7.13/configure.ac Python-2.7.13-new/configure.ac --- Python-2.7.13/configure.ac 2017-01-21 01:46:04.809625673 +0100 +++ Python-2.7.13-new/configure.ac 2017-01-21 01:46:04.811625652 +0100 @@ -774,6 +774,27 @@ SunOS*) ;; esac +# initialize default configuration +py_config= +case $host in + *-*-mingw*) py_config=mingw ;; +esac +if test -n "$py_config" ; then + AC_MSG_NOTICE([loading configure defaults from .../Misc/config_$py_config"]) + . "$srcdir/Misc/config_$py_config" +fi + +# initialize defaults for cross-builds +if test "$cross_compiling" = yes; then + py_config=$host_os + case $py_config in + mingw32*) py_config=mingw32 ;; + esac + if test -f "$srcdir/Misc/cross_$py_config" ; then + AC_MSG_NOTICE([loading cross defaults from .../Misc/cross_$py_config"]) + . "$srcdir/Misc/cross_$py_config" + fi +fi AC_SUBST(LIBRARY) AC_MSG_CHECKING(LIBRARY) diff -rupN Python-2.7.13/Misc/config_mingw Python-2.7.13-new/Misc/config_mingw --- Python-2.7.13/Misc/config_mingw 1970-01-01 01:00:00.000000000 +0100 +++ Python-2.7.13-new/Misc/config_mingw 2017-01-21 01:46:04.811625652 +0100 @@ -0,0 +1,12 @@ +# configure defaults for mingw* hosts + +# mingw functions to ignore +ac_cv_func_ftruncate=ignore # implement it as _chsize + +# mingw-w64 functions to ignore +ac_cv_func_truncate=ignore +ac_cv_func_alarm=ignore + +# files to ignore +ac_cv_file__dev_ptmx=ignore #NOTE: under MSYS environment device exist +ac_cv_file__dev_ptc=no diff -rupN Python-2.7.13/Misc/cross_mingw32 Python-2.7.13-new/Misc/cross_mingw32 --- Python-2.7.13/Misc/cross_mingw32 1970-01-01 01:00:00.000000000 +0100 +++ Python-2.7.13-new/Misc/cross_mingw32 2017-01-21 01:46:04.811625652 +0100 @@ -0,0 +1,11 @@ +# configure defaults for mingw32 host if cross-build + +ac_cv_little_endian_double=yes +ac_cv_big_endian_double=no +ac_cv_mixed_endian_double=no + +ac_cv_tanh_preserves_zero_sign=yes + +ac_cv_wchar_t_signed=no + +ac_cv_have_size_t_format=no