APR_OVERLAP_TABLES_MERGE  826 server/protocol.c     apr_table_compress(r->headers_in, APR_OVERLAP_TABLES_MERGE);
APR_OVERLAP_TABLES_MERGE  486 server/util_script.c                 APR_OVERLAP_TABLES_MERGE);
APR_OVERLAP_TABLES_MERGE 1135 srclib/apr/tables/apr_tables.c             if (flags == APR_OVERLAP_TABLES_MERGE) {