diff --git a/.gitignore b/.gitignore
index d9a9ed6..0afa3e8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 macvdmtool
+*.o
diff --git a/Makefile b/Makefile
index 202cb1c..fe0b38b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,20 +1,23 @@
 CXXFLAGS := -std=c++14
-LDFLAGS := -framework CoreFoundation -framework IOKit -lc++
+LDFLAGS := -framework CoreFoundation -framework IOKit
 
 OBJS := main.o
 
-all: macvdmtool
+PREFIX ?= /usr/local
+DESTDIR ?=
 
-macvdmtool: $(OBJS)
-	cc -o $@ $(OBJS) $(LDFLAGS)
+INSTALL := /usr/bin/install
 
-ifeq ($(PREFIX),)
-    PREFIX := /usr/local
-endif
+all: macvdmtool
 
-INSTALL := /usr/bin/install
+macvdmtool: $(OBJS)
+	$(CXX) -o $@ $(OBJS) $(LDFLAGS)
 
 .PHONY: install
 install: macvdmtool
-	@sudo $(INSTALL) -d "$(PREFIX)/bin/"
-	@sudo $(INSTALL) -m 755 -o root -g wheel "$(<)" "$(PREFIX)/bin/"
+	$(INSTALL) -d "$(DESTDIR)$(PREFIX)/bin"
+	$(INSTALL) -m 755 "$(<)" "$(DESTDIR)$(PREFIX)/bin"
+
+.PHONY: clean
+clean:
+	rm -f $(OBJS) macvdmtool