header_seen       778 modules/mappers/mod_negotiation.c         return header_seen;
header_seen       801 modules/mappers/mod_negotiation.c                 return header_seen;     /* Blank line */
header_seen       820 modules/mappers/mod_negotiation.c             return header_seen;
header_seen       824 modules/mappers/mod_negotiation.c     return header_seen;
header_seen       974 modules/mappers/mod_negotiation.c         if (hstate == header_seen) {