reg              1679 http/ngx_http_variables.c         ngx_http_map_regex_t  *reg;
reg              1681 http/ngx_http_variables.c         reg = map->regex;
reg              1685 http/ngx_http_variables.c             n = ngx_http_regex_exec(r, reg[i].regex, match);
reg              1688 http/ngx_http_variables.c                 return reg[i].value;