GBCC
hdrs |= GBCC;
#define GMASK (GTO|GSUBJECT|GCC|GBCC|GDEFOPT|GNL|GOTHER)
to = cat(extract(hp->h_bcc, GBCC),
hp->h_bcc = detract(to, GBCC);
puthead(hp, stdout, GTO|GCC|GBCC, 0);
puthead(hp, nfo, (GMASK & ~GBCC) | GCLEN, fsize(fi));
if (hp->h_bcc != NOSTR && (w & GBCC))
if (gflags & GBCC) {
if (gflags & GBCC) {