Normalize MAKEDIR, ONF_MAKEDIR and ONF_MAKE

Change-Id: I3908c0738dbbed180d62dc0f4ba656226035ba5a
diff --git a/makefiles/consts.mk b/makefiles/consts.mk
index 8961b3a..c1306ac 100644
--- a/makefiles/consts.mk
+++ b/makefiles/consts.mk
@@ -31,21 +31,13 @@
 export quote-double := $(null)"$(null)#"
 
 # [DEBUG] make {target} HIDE=
-HIDE           ?= @
+HIDE        ?= @
 
 env-clean      ?= /usr/bin/env --ignore-environment
 xargs-n1       := xargs -0 -t -n1 --no-run-if-empty
 xargs-n1-clean := $(env-clean) $(xargs-n1)
 
 ## -----------------------------------------------------------------------
-## Intent: NOP command for targets whose dependencies do all heavy lifting
-## -----------------------------------------------------------------------
-## usage: foo bar tans
-## <tab>$(nop-command)
-## -----------------------------------------------------------------------
-nop-cmd        := :
-
-## -----------------------------------------------------------------------
 ## Default shell:
 ##   o set -e            enable error checking
 ##   o set -u            report undefined errors