From 1e09a0660e6e78d6e6ad247ad9c6294e53c47627 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 11 Jul 2018 18:43:42 +0200
Subject: more precise version check

---
 configure.ac | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index d28aca89a..84f2d6b03 100644
--- a/configure.ac
+++ b/configure.ac
@@ -287,12 +287,12 @@ AS_CASE([$with_jansson],
         [no], [AC_MSG_ERROR([--with-jansson is required])],
         [LDFLAGS="-L$with_jansson/lib $LDFLAGS"
          CPPFLAGS="-I$with_jansson/include $CPPFLAGS"])
-AC_CHECK_LIB(jansson,json_pack,
+AC_CHECK_LIB(jansson,json_dumpb,
   [AC_CHECK_HEADER([jansson.h],[jansson=1])])
 AS_IF([test $jansson = 0],
   [AC_MSG_ERROR([[
 ***
-*** You need libjansson to build this program.
+*** You need libjansson >= 2.10 to build this program.
 *** ]])])
 
 
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