s/"@(#)make.ed2 1.1 10/29/80"/&/
g/^#/s///g
g/\([^ ]\)r7/s//\1buf/g
g/\([^ ]\)r8/s//\1loop/g
g/\([^ ]\)r9/s//\1dp/g
g/\([^ ]\)r10/s//\1lc/g
g/\([^ ]\)r11/s//\1lino/g
g/ \(r[1789]\)/s//\1/g
w
q