Something

static const struct ast_channel_tech zap_tech = {        .type = type,        .description = tdesc,        .capabilities = AST_FORMAT_SLINEAR | AST_FORMAT_ULAW,        .requester = zt_request,        .send_digit = zt_digit,        .send_text = zt_sendtext,        .call = zt_call,        .hangup = zt_hangup,        .answer = zt_answer,        .read = zt_read,        .write = zt_write,        .bridge = zt_bridge,        .exception = zt_exception,        .indicate = zt_indicate,        .fixup = zt_fixup,        .setoption = zt_setoption,};