diff --git a/src/mk/Darwin b/src/mk/Darwin
new file mode 100644
index 00000000..c48a0626
--- /dev/null
+++ b/src/mk/Darwin
@@ -0,0 +1,10 @@
+include ../mk/commondefs
+
+CXXFLAGS = $(COMMONCXXFLAGS) \
+	 -DHAVE_VASPRINTF=1 \
+	 -DHAVE_MKDTEMP=1
+
+RANLIB = ranlib
+
+LIBICONV =  -L/usr/local/lib -liconv
+LIBSYS =