This patch fixes the compilation with hdf5 version >= 1.10. Adapted from
https://aur.archlinux.org/cgit/aur.git/plain/hdf5_18_api.patch?h=scilab-git.

diff -ur a/scilab/modules/hdf5/includes/HDF5Objects.h b/scilab/modules/hdf5/includes/HDF5Objects.h
--- a/scilab/modules/hdf5/includes/HDF5Objects.h
+++ b/scilab/modules/hdf5/includes/HDF5Objects.h
@@ -16,14 +16,12 @@
 #ifndef __HDF5OBJECTS_H__
 #define __HDF5OBJECTS_H__
 
-#define H5_NO_DEPRECATED_SYMBOLS
 #undef H5_USE_16_API
+#define H5_USE_18_API
 
-#define H5Eset_auto_vers 2
 #include <hdf5.h>
 #include <hdf5_hl.h>
 
-#undef H5_NO_DEPRECATED_SYMBOLS
 
 //#define __HDF5OBJECTS_DEBUG__
 //#define __HDF5ERROR_PRINT__
diff -ur a/scilab/modules/hdf5/Makefile.am b/scilab/modules/hdf5/Makefile.am
--- a/scilab/modules/hdf5/Makefile.am
+++ b/scilab/modules/hdf5/Makefile.am
@@ -104,8 +104,7 @@
     -DH5Gopen_vers=2 \
     -DH5Tget_array_dims_vers=2 \
     -DH5Acreate_vers=2 \
-    -DH5Rdereference_vers=2 \
-    -DNO_DEPRECATED_SYMBOLS
+    -DH5Rdereference_vers=2
 
 
 libscihdf5_la_CPPFLAGS = \
diff -ur a/scilab/modules/hdf5/sci_gateway/cpp/sci_hdf5_listvar_v3.cpp b/scilab/modules/hdf5/sci_gateway/cpp/sci_hdf5_listvar_v3.cpp
--- a/scilab/modules/hdf5/sci_gateway/cpp/sci_hdf5_listvar_v3.cpp
+++ b/scilab/modules/hdf5/sci_gateway/cpp/sci_hdf5_listvar_v3.cpp
@@ -13,6 +13,8 @@
 *
 */
 
+#define H5_USE_18_API
+
 #include <vector>
 #include "function.hxx"
 #include "string.hxx"
diff -ur a/scilab/modules/hdf5/src/c/h5_readDataFromFile.c b/scilab/modules/hdf5/src/c/h5_readDataFromFile.c
--- a/scilab/modules/hdf5/src/c/h5_readDataFromFile.c
+++ b/scilab/modules/hdf5/src/c/h5_readDataFromFile.c
@@ -13,7 +13,7 @@
 *
 */
 
-#define H5_NO_DEPRECATED_SYMBOLS
+#define H5_USE_18_API
 
 #ifndef _MSC_VER
 #include <sys/time.h>
diff -ur a/scilab/modules/hdf5/src/c/h5_readDataFromFile_v1.c b/scilab/modules/hdf5/src/c/h5_readDataFromFile_v1.c
--- a/scilab/modules/hdf5/src/c/h5_readDataFromFile_v1.c
+++ b/scilab/modules/hdf5/src/c/h5_readDataFromFile_v1.c
@@ -13,7 +13,7 @@
 *
 */
 
-#define H5_NO_DEPRECATED_SYMBOLS
+#define H5_USE_18_API
 
 #ifndef _MSC_VER
 #include <sys/time.h>