Something

--- proxy.c.org	2007-11-22 16:30:44.000000000 +0100
+++ proxy.c	2007-11-22 16:31:45.000000000 +0100
@@ -120,11 +120,14 @@
   curl_easy_setopt(hnd, CURLOPT_VERBOSE, 1);
   ret = curl_easy_perform(hnd);
 
-  /* Extract socket, and select() */
-  curl_easy_getinfo(hnd, ret, &sckt);
-  if(sckt==-1){
-    fprintf(stderr,"[ERR] Couldn't get socket");
-    return(-1);
+  if(ret == CURLE_OK)
+  {
+    /* Extract socket, and select() */
+    ret = curl_easy_getinfo(hnd, CURLINFO_LASTSOCKET, &sckt);
+    if((sckt==-1) || ret){
+      fprintf(stderr,"[ERR] Couldn't get socket");
+      return(-1);
+    }
   }
 
   wait_and_act((int)sckt);