request.message.header.request.opcode= PROTOCOL_BINARY_CMD_GETK;
request.message.header.request.keylen= htons((uint16_t)(key_length[x] + memcached_array_size(ptr->_namespace)));
request.message.header.request.datatype= PROTOCOL_BINARY_RAW_BYTES;
request.message.header.request.opcode= PROTOCOL_BINARY_CMD_GETK;
request.message.header.request.keylen= htons((uint16_t)(key_length[x] + memcached_array_size(ptr->_namespace)));
request.message.header.request.datatype= PROTOCOL_BINARY_RAW_BYTES;