add_key.2: Cast to 'unsigned long' rather than 'long' when printing with "%lx"

Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/add_key.2 b/man2/add_key.2
index bda08c3d2e1f44683c272a5ea1389a11068c249e..bbd2d1d03d8099122ddc4f167ab7087441b1769a 100644 (file)
--- a/man2/add_key.2
+++ b/man2/add_key.2
@@ -262,7 +262,7 @@ main(int argc, char *argv[])
         exit(EXIT_FAILURE);
     }
 
-    printf("Key ID is %lx\en", (long) key);
+    printf("Key ID is %lx\en", (unsigned long) key);
 
     exit(EXIT_SUCCESS);
 }