--- src/input/curl_input_plugin.c.orig	2010-05-30 08:57:28.000000000 -0700
+++ src/input/curl_input_plugin.c	2010-07-08 05:43:15.116516464 -0700
@@ -260,7 +260,7 @@ input_curl_select(struct input_curl *c)
 		return -1;
 	}
 
-	assert(max_fd >= 0);
+	assert(max_fd >= -1);
 
 	ret = select(max_fd + 1, &rfds, &wfds, &efds, &timeout);
 	if (ret < 0)