removed target "all" from "install" dependencies - fix build on GNU Guix

Makefile

@@ -37,7 +37,7 @@ dist: clean
 	gzip dwm-${VERSION}.tar
 	rm -rf dwm-${VERSION}
 
-install: all
+install:
 	mkdir -p ${DESTDIR}${PREFIX}/bin
 	cp -f dwm ${DESTDIR}${PREFIX}/bin
 	chmod 755 ${DESTDIR}${PREFIX}/bin/dwm
@@ -49,14 +49,14 @@ uninstall:
 	rm -f ${DESTDIR}${PREFIX}/bin/dwm\
 		${DESTDIR}${MANPREFIX}/man1/dwm.1
 
-orig:
+backup:
-	find . -iname '*.[ch]' -exec sh -c 'cp $$0 $$0.unpatched' {} \;
+	find . -iname '*.[ch]' -exec sh -c 'cp $$0 $$0.backup' {} \;
 
 restore:
-	find . -iname '*.unpatched'  \
+	find . -iname '*.backup'  \
-		-exec sh -c 'mv $$0 "$${0%.unpatched}"' {} \;
+		-exec sh -c 'mv $$0 "$${0%.backup}"' {} \;
 
-patch: orig
+patch: backup
 	find ${PATCHESDIR} -iname '*.diff' -exec sh -c 'patch < $$0' {} \;
 
-.PHONY: all options clean dist install uninstall orig patch restore
+.PHONY: all options clean dist install uninstall backup patch restore