git: 9front

ref: 242f905ddfbeaad18eb5a42ee6ff642da28f67da
dir: /sys/lib/troff/font/devutf/charlib/ci/

View raw version 
/build_ci {
    pop
    size 3 mul 8 div /rad exch def
    currentpoint
    newpath
    rad add exch rad add exch rad 0 360 arc
    stroke
} def