diff --git a/sysinfo/os/darwin.mk b/sysinfo/os/darwin.mk
new file mode 100644
index 0000000..dd2ea09
--- /dev/null
+++ b/sysinfo/os/darwin.mk
@@ -0,0 +1,9 @@
+OS_APP_PREFIX 	=
+OS_APP_SUFFIX 	=
+OS_LIB_PREFIX 	= lib
+OS_LIB_SUFFIX 	= .dylib
+OS_IMPLIB_EXT 	= .invalid
+OS_LIBDEF_EXT 	= .invalid
+OS_ARCHIVE_EXT 	= .a
+
+.PHONY:		$(SHARED_IMPLIB)