set(ENV{MSYSTEM} "FAKEMSYS")
set(ENV{MSYSTEM_PREFIX} "${CMAKE_CURRENT_LIST_DIR}/MSYSTEM_PREFIX")
enable_language(C)
find_path(MSYSTEM_PREFIX_INCLUDE_DIR NAMES msystem_prefix.h)
message(STATUS "MSYSTEM_PREFIX_INCLUDE_DIR='${MSYSTEM_PREFIX_INCLUDE_DIR}'")