make sure to clear out READLINE_LIBS if readline causes problems at configure time...

diff --git a/config/readline.m4 b/config/readline.m4
index e97878ffa4ca4ddab00f529d149987fcc767c94f..42c85d47d11b569506ca12aa0a9d19c0f6f9682e 100644 (file)
--- a/config/readline.m4
+++ b/config/readline.m4
@@ -53,6 +53,7 @@ else
     HAVE_LIBREADLINE=1
   else
     HAVE_LIBREADLINE=0
+    READLINE_LIBS=
   fi
   AC_DEFINE_UNQUOTED([HAVE_LIBREADLINE], ${HAVE_LIBREADLINE}, [Define to 1 to use libreadline])
   AC_SUBST([READLINE_LIBS])