diff '--color=auto' -urN libudev-zero-1.0.3.orig/Makefile libudev-zero-1.0.3/Makefile
--- libudev-zero-1.0.3.orig/Makefile	2025-01-27 17:59:49.222645753 +0100
+++ libudev-zero-1.0.3/Makefile	2025-01-27 18:02:31.727756289 +0100
@@ -19,7 +19,7 @@
 	  udev_monitor.o \
 	  udev_enumerate.o
 
-all: libudev.so.1 libudev.a
+all: libudev.so.1 libudev.a libudev-zero-helper
 
 .c.o:
 	${CC} ${XCFLAGS} -c -o $@ $<
@@ -30,6 +30,9 @@
 libudev.so.1: ${OBJ}
 	${CC} ${XCFLAGS} -o $@ ${OBJ} ${XLDFLAGS}
 
+libudev-zero-helper: contrib/helper.c
+	${CC} ${XCFLAGS} -o $@ contrib/helper.c ${XLDFLAGS}
+
 libudev.pc: libudev.pc.in
 	libdir="${LIBDIR}"; \
 	if [ "$${libdir#${PREFIX}}" != "$$libdir" ]; then \