From 2e515bf842ef1d637069d44b5f541ffef18a27ca Mon Sep 17 00:00:00 2001
From: Oswald Buddenhagen <ossi@users.sf.net>
Date: Tue, 28 May 2019 15:44:55 +0200
Subject: [PATCH] make output of perl check more tidy

amends c75001aa.
---
 configure.ac | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index c901352..233901c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,14 +18,14 @@ fi
 
 need_perl=5.14
 AC_CACHE_CHECK([whether perl is recent enough], ob_cv_perl_ver, [
-    if $PERL -e "use v$need_perl;"; then
+    if $PERL -e "use v$need_perl;" 2> /dev/null; then
         ob_cv_perl_ver=yes
     else
         ob_cv_perl_ver=no
     fi
 ])
 if test "x$ob_cv_perl_ver" = "xno"; then
-    AC_MSG_ERROR([perl is too old])
+    AC_MSG_ERROR([perl is too old, need v$need_perl])
 fi
 
 AC_CACHE_CHECK([whether strftime supports %z], ob_cv_strftime_z,