Compiler warning fix

diff --git a/tests/libtest/lib536.c b/tests/libtest/lib536.c
index a1099fe..40b45e4 100644 (file)
--- a/tests/libtest/lib536.c
+++ b/tests/libtest/lib536.c
@@ -41,9 +41,9 @@ static CURLMcode perform(CURLM * multi)
                FD_ZERO(&fdexcep);
                curl_multi_fdset(multi, &fdread, &fdwrite, &fdexcep, &maxfd);
                if (maxfd < 0)
-                       return -1;
+                       return (CURLMcode) ~CURLM_OK;
                if (select(maxfd + 1, &fdread, &fdwrite, &fdexcep, 0) == -1)
-                       return -1;
+                       return (CURLMcode) ~CURLM_OK;
        }
 }