o the variable bindings list
                                          );
      将你上一步得到的varbindlist代到里面去就行了，他的返回只是一个整型，使你所得到的变量绑定列表返回的变量数。

     4。取得返回结果，用函数SNMPAPI_STATUS SnmpGetVb(
                                      HSNMP_VBL vbl,    // handle to the variable bindings list
                                      smiUINT32 index,  // position of the variable binding entry
                                                        // in the list
                                      smiLPOID name,    // pointer to the structure to receive the
                                                        // variable name
                                      smiLPVALUE value  // pointer to the structure to receive the
                                                        // associated value
                                      &