$OpenBSD: patch-Makefile,v 1.1.1.1 2017/11/13 17:24:12 steven Exp $

Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -2,7 +2,7 @@ VERSION = 1.1
 
 include config.mk
 
-OBJ = strtonum.o xbattmon.o
+OBJ = xbattmon.o
 BIN = xbattmon
 
 all: $(BIN)
