configure: make plain --with-cares work

diff --git a/configure.ac b/configure.ac
index 912540e05cd1c089636a94a507628eb698ef9561..aa40dba5760dfa01440efe71de8b49892732d3dd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -71,6 +71,8 @@ AC_ARG_WITH(cares,
       use_cares=no
     elif test "$withval" = "yes"; then
       use_cares=yes
+      CARES_CFLAGS=""
+      CARES_LIBS="-lcares"
     else
       use_cares=yes
       CARES_CFLAGS="-I$withval/include"