ccextractor: fix build with leptonica 1.83

    sha256 = "sha256-usVAKBkdd8uz9cD5eLd0hnwGonOJLscRdc+iWDlNXVc=";

  };

  postPatch = lib.optionalString stdenv.isDarwin ''

  postPatch = ''

    # https://github.com/CCExtractor/ccextractor/issues/1467

    sed -i '/allheaders.h/a#include <leptonica/pix_internal.h>' src/lib_ccx/ocr.c

  '' + lib.optionalString stdenv.isDarwin ''

    substituteInPlace src/CMakeLists.txt \

    --replace 'add_definitions(-DGPAC_CONFIG_LINUX)' 'add_definitions(-DGPAC_CONFIG_DARWIN)'

  '';