diff -rupN --no-dereference openexr-3.1.10/src/lib/OpenEXRCore/internal_dwa_compressor.h openexr-3.1.10-new/src/lib/OpenEXRCore/internal_dwa_compressor.h
--- openexr-3.1.10/src/lib/OpenEXRCore/internal_dwa_compressor.h	2023-07-31 20:17:50.000000000 +0200
+++ openexr-3.1.10-new/src/lib/OpenEXRCore/internal_dwa_compressor.h	2024-02-16 23:28:55.300241056 +0100
@@ -54,7 +54,7 @@ static exr_result_t exr_compress_buffer
     compbufsz = out_bytes_avail;
     if (Z_OK != compress2 (
                     (Bytef*) out,
-                    &compbufsz,
+                    (uLongf *) &compbufsz,
                     (const Bytef*) in,
                     (uLong) in_bytes,
                     level))
diff -rupN --no-dereference openexr-3.1.10/src/lib/OpenEXRCore/internal_zip.c openexr-3.1.10-new/src/lib/OpenEXRCore/internal_zip.c
--- openexr-3.1.10/src/lib/OpenEXRCore/internal_zip.c	2023-07-31 20:17:50.000000000 +0200
+++ openexr-3.1.10-new/src/lib/OpenEXRCore/internal_zip.c	2024-02-16 23:28:55.301241057 +0100
@@ -362,7 +362,7 @@ apply_zip_impl (exr_encode_pipeline_t* e
     compbufsz = encode->compressed_alloc_size;
     if (Z_OK != compress2 (
                     (Bytef*) encode->compressed_buffer,
-                    &compbufsz,
+                    (uLongf *) &compbufsz,
                     (const Bytef*) encode->scratch_buffer_1,
                     (uLong) encode->packed_bytes,
                     level))