[metapost] metapost 1.211 and *.mem files

[Werner LEMBERG]

> Consider the attached mf2pt1.mp file. In metapost 1.208, I can do:
> 
> mpost -progname=mpost -ini mf2pt1.mp -progname=mpost \\dump
> mpost -mem=mf2pt1 -progname=mpost \
>       '\mode:=localfont; mag:=100; bpppix 0.02;'

This should be

  bpppix:=0.02;

and I really doubt that it has worked before without `:='...


    Werner