1 files changed, 9 insertions, 3 deletions

diff --git a/coreutils/hostid.c b/coreutils/hostid.c
index 68a2cc659..917dc223e 100644
--- a/coreutils/hostid.c
+++ b/coreutils/hostid.c
@@ -20,13 +20,19 @@
  *
  */
 
-#include <stdio.h>
+/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
+
 #include <stdlib.h>
 #include <unistd.h>
 #include "busybox.h"
 
 extern int hostid_main(int argc, char **argv)
 {
-        printf("%lx\n", gethostid());
-        return EXIT_SUCCESS;
+        if (argc > 1) {
+                bb_show_usage();
+        }
+
+        bb_printf("%lx\n", gethostid());
+
+        bb_fflush_stdout_and_exit(EXIT_SUCCESS);
 }