--- imagecodecs-2022.2.22/setup.py.orig 2022-06-19 20:09:02.175217700 +0200 +++ imagecodecs-2022.2.22/setup.py 2022-06-19 20:15:53.590230600 +0200 @@ -148,7 +148,7 @@ 'brunsli': ext(libraries=['brunslidec-c', 'brunslienc-c']), 'bz2': ext(libraries=['bz2']), 'cms': ext(libraries=['lcms2']), - 'deflate': ext(libraries=['deflate']), + 'deflate': ext(libraries=['deflate'],define_macros=[('LIBDEFLATE_DLL', 1)]), 'gif': ext(libraries=['gif']), # 'heif': ext(libraries=['heif']), 'jpeg2k': ext(