diff --git a/make/lib.mk b/make/lib.mk
index e8ab65c2..7de2f6d0 100644
--- a/make/lib.mk
+++ b/make/lib.mk
@@ -32,3 +32,32 @@ ld-%.conf:
 
 clean.ld-conf:
 	rm -f $(LD_CONF)
+
+# ------------------------------------------ contrib libraries
+LOCAL_LIBS        += $(CONTRIB_LIBS)
+
+ifeq ($(TARGET),mingw)
+CONTRIB_LIBS_PATH += $(CROSS_TOOL_DIR)/bin
+endif
+
+# deps on mandatory targets
+all: $(CONTRIB_LIBS)
+clean: clean.contrib-libs
+
+# deps on optional targets
+echo-contrib: echo.contrib-libs
+
+# rules
+clean.contrib-libs:
+	rm -f $(CONTRIB_LIBS)
+
+define contrib_lib_search_rules
+%.dll: $(1)/%.dll
+	cp -p $$< $$@
+endef
+
+$(foreach p,$(CONTRIB_LIBS_PATH),$(eval $(call contrib_lib_search_rules,$(p))))
+
+echo.contrib-libs:
+	@echo CONTRIB_LIBS_PATH = $(CONTRIB_LIBS_PATH)
+	@echo CONTRIB_LIBS      = $(CONTRIB_LIBS)