fixup! make: build and install

@@ -10,11 +10,10 @@
 #
 
 # Copyright 2015, Richard Lowe.
 
 MAKE_INCLUDE= $(SRC)/cmd/make/include
-$(RELEASE_BUILD)MAKE_DEFS += -DNDEBUG
 CFLAGS += $(CCVERBOSE)
 CPPFLAGS += -I$(MAKE_INCLUDE) $(MAKE_DEFS)
 
 # So that it's set even for the libraries we build
 TEXT_DOMAIN = SUNW_OST_OSCMD