curl_setup: include only system.h instead of curl.h

As done before commit 9506d01ee50.

Ref: https://github.com/curl/curl/pull/9375#discussion_r957010158
Closes https://github.com/curl/curl/pull/9453

diff --git a/lib/curl_setup.h b/lib/curl_setup.h
index 54f46f899b21734e33ed6b3e33259dadf4b810b7..c99b6f53d5576987ed7df1797e5120854eaed06e 100644 (file)
--- a/lib/curl_setup.h
+++ b/lib/curl_setup.h
@@ -244,7 +244,7 @@
 #  include "setup-win32.h"
 #endif
 
-#include <curl/curl.h>
+#include <curl/system.h>
 
 /*
  * Use getaddrinfo to resolve the IPv4 address literal. If the current network