$NetBSD: patch-configure,v 1.1 2019/10/18 16:54:42 nia Exp $

test(1) portability.

--- configure.orig	2017-08-11 20:55:44.000000000 +0000
+++ configure
@@ -18722,12 +18722,12 @@ selected_for_media_art="no  (disabled)"
 # Choose between backends (GdkPixbuf/Qt/etc)
 ##################################################################
 
-if test "x$enable_qt" == "xyes" && test "x$enable_gdkpixbuf" == "xyes"; then
+if test "x$enable_qt" = "xyes" && test "x$enable_gdkpixbuf" = "xyes"; then
    as_fn_error $? "Can not enable both Qt and GdkPixbuf backends, please pick one" "$LINENO" 5
 fi
 
 if test "x$enable_qt" != "xno" && test "x$enable_gdkpixbuf" != "xyes"; then
-   if test "x$with_qt_version" == "xauto" || test "x$with_qt_version" == "x5"; then
+   if test "x$with_qt_version" = "xauto" || test "x$with_qt_version" = "x5"; then
 
 pkg_failed=no
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for QT5" >&5
@@ -18800,7 +18800,7 @@ $as_echo "yes" >&6; }
 	have_qt5=yes
 fi
    fi
-   if test "x$with_qt_version" == "xauto" || test "x$with_qt_version" == "x4"; then
+   if test "x$with_qt_version" = "xauto" || test "x$with_qt_version" = "x4"; then
 
 pkg_failed=no
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for QT4" >&5