File hdf_hdf_util_he_file_c__fix_missing_sentinel.diff of Package hdf

diff -Naur HDF4.2r3.orig//hdf/util/he_file.c HDF4.2r3/hdf/util/he_file.c
--- HDF4.2r3.orig//hdf/util/he_file.c	2007-09-10 18:36:16.000000000 +0200
+++ HDF4.2r3/hdf/util/he_file.c	2008-10-05 23:00:19.671789572 +0200
@@ -129,7 +129,7 @@
     if (fork() == 0)
       {
           /* this is the child */
-          if (execl(editor, editor, file, 0) == -1)
+          if (execl(editor, editor, file, (char *)0) == -1)
               fprintf(stderr, "Error while editing label.\n");
 
           /* return control to the parent if exec fails