* DOER ( word -- )

In PFE it is a synonym to DEFER which a semistandard word.
Unlike DEFER, the >DOER-vector was set with an a small
piece of code between >MAKE and >;AND. The "DOER"-word
should be replaced with DEFER IS, which is easy since
the DEFER and >DOER point to the same internal runtime.

useful ordinary primitive