curl_trc: provide Curl_trc_dns dummy

Follow-up to 19226f9bb106347e21d1dd

For building without verbose output.

Closes #16871

diff --git a/lib/curl_trc.c b/lib/curl_trc.c
index 1826b2c7bbb602fb9589a993a88077027783364e..385770a356a2941d2be7948cb76ad8a121575676 100644 (file)
--- a/lib/curl_trc.c
+++ b/lib/curl_trc.c
@@ -612,6 +612,11 @@ void Curl_trc_write(struct Curl_easy *data, const char *fmt, ...)
   (void)data; (void)fmt;
 }
 
+void Curl_trc_dns(struct Curl_easy *data, const char *fmt, ...)
+{
+  (void)data; (void)fmt;
+}
+
 void Curl_trc_read(struct Curl_easy *data, const char *fmt, ...)
 {
   (void)data; (void)fmt;