diff -u ac3info/Makefile ac3info/Makefile
--- ac3info/Makefile	2017-09-01 22:06:59.874488067 +0200
+++ ac3info/Makefile	2017-09-01 22:12:15.642338015 +0200
@@ -6,18 +6,18 @@
 
-all: clean compile
+all: clean ${AC3INFO}
 
-compile: clean
-	${CC} ${AC3INFO}.c -o ${AC3INFO}
+${AC3INFO} : ${AC3INFO}.c
+	${CC} ${CFLAGS} ${AC3INFO}.c -o ${AC3INFO}
 
-install: compile
+install: ${AC3INFO}
 	mkdir -p $(DESTDIR)/$(BINDIR)/
 	install -m 755 ${AC3INFO} $(DESTDIR)/${BINDIR}
 
-dist : compile
+dist: ${AC3INFO}
 	mkdir $(AC3INFO)-$(VERSION)
 	cp Makefile ac3info.c $(AC3INFO)-$(VERSION)
 	tar -cvzf $(AC3INFO)-${VERSION}.tar.bz2 $(AC3INFO)-$(VERSION)
 	rm -rf $(AC3INFO)-$(VERSION)
 
-clean: 
+clean:
 	rm -f *~ ${AC3INFO} ${AC3INFO}-$(VERSION).tar.bz2