--- exiv2-0.28.3/src/futils.cpp.orig	2024-07-08 08:43:13.000000000 +0200
+++ exiv2-0.28.3/src/futils.cpp	2024-10-25 22:38:39.393449258 +0200
@@ -7,6 +7,9 @@
 #include "enforce.hpp"
 #include "error.hpp"
 #include "utils.hpp"
+#if defined(__illumos__)
+    #include "image_int.hpp"
+#endif
 
 // + standard includes
 #include <algorithm>