diff --git a/src/global.mk b/src/global.mk
new file mode 100644
index 0000000..52b1c3e
--- /dev/null
+++ b/src/global.mk
@@ -0,0 +1,6 @@
+
+MACHINE=MAC_OS_X
+
+%.o: %.c
+	gcc -D$(MACHINE) -c -O2 -o $@ $<
+	
\ No newline at end of file
diff --git a/src/libapat/Makefile b/src/libapat/Makefile
new file mode 100644
index 0000000..d055c4c
--- /dev/null
+++ b/src/libapat/Makefile
@@ -0,0 +1,18 @@
+include ../global.mk
+
+SOURCES = apat_parse.c \
+         apat_search.c \
+         libstki.c
+         
+OBJECTS= $(patsubst %.c,%.o,$(SOURCES))
+
+LIBFILE= libapat.a
+
+all: $(LIBFILE)
+
+clean:
+	rm -rf $(OBJECTS) $(LIBFILE)
+
+$(LIBFILE): $(OBJECTS)
+	ar -cr $@ $?
+