Major coreutils update.
diff --git a/procps/pidof.c b/procps/pidof.c
index 8cd1a91..d77f7f0 100644
--- a/procps/pidof.c
+++ b/procps/pidof.c
@@ -46,7 +46,7 @@
 				single_flag = 1;
 				break;
 			default:
-				show_usage();
+				bb_show_usage();
 		}
 	}