message: support MinGW build
diff: @@ -120,6 +120,9 @@ if (MSVC)
  add_library(${LIBRARY_TARGET_NAME} STATIC ${${LIBRARY_TARGET_NAME}_SRC})
  endif(MSVC)
  +if (MINGW)
  + add_library(${LIBRARY_TARGET_NAME} STATIC ${${LIBRARY_TARGET_NAME}_SRC})
  +endif()
  # Set two minimum target properties for the library.
  # See https://cmake.org/cmake/help/latest/command/set_target_properties.html
  