FreeBSD never used stat64, contrary to what the code says
Please apply these patches:
--- IO/EnSight/vtkEnSightGoldBinaryReader.cxx.orig 2017-11-21 07:32:21 UTC
+++ IO/EnSight/vtkEnSightGoldBinaryReader.cxx
@@ -37,8 +37,8 @@
#if defined(_WIN32)
# define VTK_STAT_STRUCT struct _stat64
# define VTK_STAT_FUNC _stat64
-#elif defined _DARWIN_FEATURE_64_BIT_INODE && !defined __FreeBSD__
-// FreeBSD and OSX now deprecate stat64
+#elif defined _DARWIN_FEATURE_64_BIT_INODE || defined __FreeBSD__
+// FreeBSD and OSX use stat
# define VTK_STAT_STRUCT struct stat
# define VTK_STAT_FUNC stat
#else--- IO/EnSight/vtkEnSight6BinaryReader.cxx.orig 2017-11-21 07:34:56 UTC
+++ IO/EnSight/vtkEnSight6BinaryReader.cxx
@@ -36,8 +36,8 @@
#if defined(_WIN32)
# define VTK_STAT_STRUCT struct _stat64
# define VTK_STAT_FUNC _stat64
-#elif defined _DARWIN_FEATURE_64_BIT_INODE && !defined __FreeBSD__
-// FreeBSD and OSX now deprecate stat64
+#elif defined _DARWIN_FEATURE_64_BIT_INODE || defined __FreeBSD__
+// FreeBSD and OSX use stat
# define VTK_STAT_STRUCT struct stat
# define VTK_STAT_FUNC stat
#else