public boolean hasExtendedOffsets() {
        if (version >= 7500L) {
            return true;
        } else {
            return false;
        }
    }
Between file versions 7400 and 7500, the "endOffset", "propCount", and
"propsLength" fields in an FBX element were extended, from 4 bytes to 8
bytes each.

@return true for 8-byte offsets, otherwise false
jme3-plugins/src/fbx/java/com/jme3/scene/plugins/fbx/file/FbxFile.java