FOPR
G.outfile = fopen(G.filename, FOPR); /* ...and reopen for reading */
G.zipfd = fopen(G.zipfn, FOPR);
if ((G.outfile = fopen(G.filename, FOPR)) == (FILE *)NULL)
if (G.dne && ((G.outfile = fopen(G.filename, FOPR)) != (FILE *)NULL)) {
# ifndef FOPR
# ifndef FOPR