MP_CONFIG := $(shell if test -x $(ROOT)/../metaproxy/metaproxy-config; then echo $(ROOT)/../metaproxy/metaproxy-config; else echo metaproxy-config; fi)
ifeq "${MP_CONFIG}" ""
MP_CONFIG := $(shell if test -x $(ROOT)/../metaproxy/metaproxy-config; then echo $(ROOT)/../metaproxy/metaproxy-config; else echo metaproxy-config; fi)