Modules/_io/_iomodule.c needs windows.h on VS 2017#2

dand-oss wants to merge 1 commit into

python-cmake-buildsystem:3.6.2-patchespython-cmake-buildsystem/cpython:3.6.2-patchesfrom

dand-oss:3.6.2-patchesdand-oss/cpython:3.6.2-patchesCopy head branch name to clipboard