len_hi             45 core/ngx_resolver.c     u_char  len_hi;
len_hi           1230 core/ngx_resolver.c         len = (an->len_hi << 8) + an->len_lo;
len_hi           1300 core/ngx_resolver.c                 len = (an->len_hi << 8) + an->len_lo;
len_hi           1519 core/ngx_resolver.c     len = (an->len_hi << 8) + an->len_lo;