--- a/Makefile
+++ b/Makefile
@@ -1,32 +1,63 @@
+CC ?= gcc
+PREFIX = /usr
+UDEVLIBDIR = /lib/udev
+DRACUTLIBDIR = /lib/dracut
+INSTALL ?= install
+CFLAGS ?= -O2 -Wall -g
+PKG_CONFIG ?= pkg-config
 
-PREFIX=/usr
-UDEVLIBDIR=/lib/udev
-DRACUTLIBDIR=/lib/dracut
-INSTALL=install
-CFLAGS+=-O2 -Wall -g
+BCACHE_TEST_LIBS = $(shell $(PKG_CONFIG) --libs openssl) -lm
+
+MAKE_BCACHE_CFLAGS = $(shell $(PKG_CONFIG) --cflags uuid blkid)
+MAKE_BCACHE_LIBS = $(shell $(PKG_CONFIG) --libs uuid blkid)
+
+PROBE_BCACHE_CFLAGS = $(shell $(PKG_CONFIG) --cflags uuid blkid)
+PROBE_BCACHE_LIBS = $(shell $(PKG_CONFIG) --libs uuid blkid)
+
+BCACHE_SUPER_SHOW_CFLAGS = -std=gnu99 $(shell $(PKG_CONFIG) --cflags uuid)
+BCACHE_SUPER_SHOW_LIBS = $(shell $(PKG_CONFIG) --libs uuid)
 
 all: make-bcache probe-bcache bcache-super-show bcache-register
 
 install: make-bcache probe-bcache bcache-super-show
-	$(INSTALL) -m0755 make-bcache bcache-super-show	$(DESTDIR)${PREFIX}/sbin/
-	$(INSTALL) -m0755 probe-bcache bcache-register		$(DESTDIR)$(UDEVLIBDIR)/
-	$(INSTALL) -m0644 69-bcache.rules	$(DESTDIR)$(UDEVLIBDIR)/rules.d/
+	$(INSTALL) -m0755 -d $(DESTDIR)${PREFIX}/sbin
+	$(INSTALL) -D -m0755 make-bcache bcache-super-show $(DESTDIR)${PREFIX}/sbin/
+	$(INSTALL) -m0755 -d $(DESTDIR)$(UDEVLIBDIR)/rules.d
+	$(INSTALL) -m0755 probe-bcache bcache-register $(DESTDIR)$(UDEVLIBDIR)/
+	$(INSTALL) -m0644 69-bcache.rules $(DESTDIR)$(UDEVLIBDIR)/rules.d/
+	$(INSTALL) -m0755 -d $(DESTDIR)${PREFIX}/share/man/man8
 	$(INSTALL) -m0644 -- *.8 $(DESTDIR)${PREFIX}/share/man/man8/
-	$(INSTALL) -D -m0755 initramfs/hook	$(DESTDIR)/usr/share/initramfs-tools/hooks/bcache
-	$(INSTALL) -D -m0755 initcpio/install	$(DESTDIR)/usr/lib/initcpio/install/bcache
+	$(INSTALL) -D -m0755 initramfs/hook $(DESTDIR)/usr/share/initramfs-tools/hooks/bcache
+	$(INSTALL) -D -m0755 initcpio/install $(DESTDIR)/usr/lib/initcpio/install/bcache
 	$(INSTALL) -D -m0755 dracut/module-setup.sh $(DESTDIR)$(DRACUTLIBDIR)/modules.d/90bcache/module-setup.sh
 #	$(INSTALL) -m0755 bcache-test $(DESTDIR)${PREFIX}/sbin/
 
 clean:
-	$(RM) -f make-bcache probe-bcache bcache-super-show bcache-test -- *.o
-
-bcache-test: LDLIBS += `pkg-config --libs openssl` -lm
-make-bcache: LDLIBS += `pkg-config --libs uuid blkid`
-make-bcache: CFLAGS += `pkg-config --cflags uuid blkid`
-make-bcache: bcache.o
-probe-bcache: LDLIBS += `pkg-config --libs uuid blkid`
-probe-bcache: CFLAGS += `pkg-config --cflags uuid blkid`
-bcache-super-show: LDLIBS += `pkg-config --libs uuid`
-bcache-super-show: CFLAGS += -std=gnu99
-bcache-super-show: bcache.o
+	$(RM) -f make-bcache probe-bcache bcache-register bcache-super-show bcache-test -- *.o
+
+make-bcache: bcache.o make-bcache.o
+	$(CC) -o $@ $^ $(LDFLAGS) $(MAKE_BCACHE_LIBS)
+
+bcache.o: bcache.c bcache.h
+	$(CC) -c $(CFLAGS) $< -o $@
+
+make-bcache.o: make-bcache.c
+	$(CC) -c $(CFLAGS) $(MAKE_BCACHE_CFLAGS) $< -o $@
+
+probe-bcache: probe-bcache.o
+	$(CC) -o $@ $^ $(LDFLAGS) $(PROBE_BCACHE_LIBS)
+
+probe-bcache.o: probe-bcache.c
+	$(CC) -c $(CFLAGS) $(PROBE_BCACHE_CFLAGS) $< -o $@
+
+bcache-super-show: bcache.o bcache-super-show.o
+	$(CC) -o $@ $^ $(LDFLAGS) $(BCACHE_SUPER_SHOW_LIBS)
+
+bcache-super-show.o: bcache-super-show.c
+	$(CC) -c $(CFLAGS) $(BCACHE_SUPER_SHOW_CFLAGS) $< -o $@
+
 bcache-register: bcache-register.o
+	$(CC) -o $@ $^ $(LDFLAGS) $(BCACHE_SUPER_SHOW_LIBS)
+
+bcache-register.o: bcache-register.c
+	$(CC) -c $(CFLAGS) $< -o $@