MSYSTEM_PREFIX='/clangarm64' MSYSTEM_CARCH='aarch64' MSYSTEM_CHOST='aarch64-w64-mingw32' MINGW_CHOST="${MSYSTEM_CHOST}" MINGW_PREFIX="${MSYSTEM_PREFIX}" MINGW_PACKAGE_PREFIX="mingw-w64-clang-${MSYSTEM_CARCH}" export MSYSTEM_PREFIX MSYSTEM_CARCH MSYSTEM_CHOST MINGW_CHOST MINGW_PREFIX MINGW_PACKAGE_PREFIX