at                187 http/modules/ngx_http_access_module.c         u_char  at[NGX_INET6_ADDRSTRLEN];
at                191 http/modules/ngx_http_access_module.c         al = ngx_inet6_ntop(rule6[i].addr.s6_addr, at, NGX_INET6_ADDRSTRLEN);
at                194 http/modules/ngx_http_access_module.c                        "access: %*s %*s %*s", cl, ct, ml, mt, al, at);