$NetBSD$

* POSIX shell portability

--- configure.orig	2014-10-17 20:27:41.000000000 +0000
+++ configure
@@ -15826,7 +15826,7 @@ $as_echo "#define HAVE_LIBIMOBILEDEVICE 
 
   fi
 else
-  if test "x$with_preflight" == "xyes"; then
+  if test "x$with_preflight" = "xyes"; then
     as_fn_error $? "preflight worker support requested but libimobiledevice could not be found" "$LINENO" 5
   fi
 fi
