#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_event.h>

#define NGX_MUNINN_MODULE        0x42000000
#define NGX_MUNINN_CONF          0x00000086

#define MUN_DNS_LEGACY_UDP_SZ    512
#define MUN_DEFAULT_CONN_POOL_SZ 1024


typedef struct {
    ngx_uint_t        read_state, finalized;
    ngx_chain_t      *in, *out, *read_cur;
    //ngx_pool_t       *pool; use conn->pool;
    //ngx_log_t        *log;  use conn->log;
    ngx_connection_t *conn;
} mun_dns_request;