$NetBSD: patch-configure,v 1.1 2020/02/28 22:08:05 plunky Exp $

fix non-portable test

--- configure.orig	2020-01-08 20:26:58.772161471 +0000
+++ configure
@@ -16080,7 +16080,7 @@ fi
 fi
 
 
- if test "$ac_cv_lib_tcd_get_tide_db_header" == "yes"; then
+ if test "$ac_cv_lib_tcd_get_tide_db_header" = "yes"; then
   TCD_SWITCH_TRUE=
   TCD_SWITCH_FALSE='#'
 else
