Made sure to pass longs in to curl_easy_setopt where necessary in the

libtest code.

tests/libtest/lib501.c

@@ -28,7 +28,7 @@ int test(char *URL)
     return TEST_ERR_MAJOR_BAD;
   }
 
-  curl_easy_setopt(curl, CURLOPT_HEADER, TRUE);
+  curl_easy_setopt(curl, CURLOPT_HEADER, 1L);
 
   res = curl_easy_perform(curl);