configure: fix autoconf warning

diff --git a/configure.ac b/configure.ac
index 0f47d9b..9a23699 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ AC_PREREQ(2.57)
 
 dnl Version not hardcoded here. Fetched later from ares_version.h
 AC_INIT([c-ares], [-],
-  [c-ares mailing list => http://cool.haxx.se/mailman/listinfo/c-ares])
+  [c-ares mailing list: http://cool.haxx.se/mailman/listinfo/c-ares])
 
 CARES_OVERRIDE_AUTOCONF