From: Evgeni Golov <evgeni@debian.org>
Date: Wed, 5 Mar 2014 08:11:47 +0100
Subject: fix-configure-test-operator

Gbp-Pq: Topic misc
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 5eed08f..1d260aa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1213,7 +1213,7 @@ if test "x$with_idn" != "xno"; then
     LIBS="$mutt_save_LIBS"
 
     if test "$with_idn" != auto; then
-      if test $have_stringprep_h = no || test $have_idna_h = no || test $ac_cv_search_stringprep_check_version = no; then
+      if test "$have_stringprep_h" = no || test "$have_idna_h" = no || test "$ac_cv_search_STRINGPREP_CHECK_VERSION" = no; then
 	AC_MSG_ERROR([IDN was requested, but libidn was not usable on this system])
       fi
     fi