1 files changed, 3 insertions, 3 deletions
diff --git a/test/twriteorder.c b/test/twriteorder.c
index 60ee384..b104b72 100644
--- a/test/twriteorder.c
+++ b/test/twriteorder.c
@@ -134,7 +134,7 @@ parse_option(int argc, char * const argv[])
         switch (c) {
             case 'h':
                 usage(progname_g);
-                HDexit(0);
+                HDexit(EXIT_SUCCESS);
                 break;
             case 'b':   /* number of planes to write/read */
                 if ((blocksize_g = atoi(optarg)) <= 0) {
@@ -407,12 +407,12 @@ main(int argc, char *argv[])
             HDprintf("%d: launch reader process\n", mypid);
             if (read_wo_file() < 0) {
                 HDfprintf(stderr, "read_wo_file encountered error\n");
-                HDexit(1);
+                HDexit(EXIT_FAILURE);
             }
 
             /* Reader is done. Clean up by removing the data file */
             HDremove(DATAFILE);
-            HDexit(0);
+            HDexit(EXIT_SUCCESS);
         }
     }