.np
.m2 0
.rm 67
     This program reads a file 'infile' containing commenting directives
and produces a file 'out' with the comments expanded.  The following
directives are recognized:
.sp
.nf
.in +1
Directive  ---------------------- Function ----------------------
.sp
    >      Center comment:         C            TITLE
    H      Generate Heading Box:   C ___________________________
                                   C|                           |
                                   C|           TITLE           |
                                   C|___________________________|
    B      Generate 3-line Box:    C*---------------------------*
                                   C|           TITLE           |
                                   C*---------------------------*
    L      Center comment in line: C*---------  TITLE  ---------*
    S      Gen Structural comment: C--------------------- TITLE
.in -1
.sp
.fi
Enter each directive in column 1 of a line, followed by the comment
to be centered.  Any FORTRAN, or other, stmts in the file are copied
in place to the new file.  Trailing blanks are removed.
