diff --git a/repos/libports/src/lib/curl/curl_config.h b/repos/libports/src/lib/curl/curl_config.h
index 4c2d870fe..230dac80a 100644
--- a/repos/libports/src/lib/curl/curl_config.h
+++ b/repos/libports/src/lib/curl/curl_config.h
@@ -511,10 +511,10 @@
 /* #undef HAVE_PK11_CREATEGENERICOBJECT */
 
 /* Define to 1 if you have a working poll function. */
-#define HAVE_POLL 1
+/* #undef HAVE_POLL */
 
 /* If you have a fine poll */
-#define HAVE_POLL_FINE 1
+/* #undef HAVE_POLL_FINE */
 
 /* Define to 1 if you have the <poll.h> header file. */
 /* #undef HAVE_POLL_H */