$NetBSD: patch-configure.ac,v 1.2 2022/05/15 18:54:44 nia Exp $

Shell portability.

--- configure.ac.orig	2022-02-21 22:18:55.000000000 +0000
+++ configure.ac
@@ -238,7 +238,7 @@ AC_ARG_WITH(gamedata_in_lib,
 	[AS_HELP_STRING([--with-gamedata-in-lib], [store the game data in the lib path.])])
 
 GAMEDATA_IN_LIB="false"
-if test "x$with_gamedata_in_lib" == "xyes"; then
+if test "x$with_gamedata_in_lib" = "xyes"; then
 	GAMEDATA_IN_LIB="true"
 	AC_DEFINE(GAMEDATA_IN_LIB, 1, [Define to store the game data in the lib path.])
 fi
@@ -256,7 +256,7 @@ AC_DEFINE_UNQUOTED([DEFAULT_DATA_PATH], 
 
 NOINSTALL="$with_no_install"; AC_SUBST(NOINSTALL)
 SETEGID="$with_setgid";      AC_SUBST(SETEGID)
-if test "x$wsetgid" == "xyes"; then
+if test "x$wsetgid" = "xyes"; then
 	AC_DEFINE(SETGID, 1, [Define if running as a central install on a multiuser system that has setresgid or setegid support.])
 fi
 
@@ -572,7 +572,7 @@ echo "  config path:                    
 echo "  lib path:                               ${displayedlibdatadir}"
 echo "  doc path:                               ${displayeddocdir}"
 echo "  var path:                               ${displayedvardatadir}"
-if test "x$with_gamedata_in_lib" == "xyes"; then
+if test "x$with_gamedata_in_lib" = "xyes"; then
 	echo "  gamedata path:                          ${displayedlibdatadir}"
 else
 	echo "  gamedata path:                          ${displayedconfigdir}"
@@ -582,7 +582,7 @@ if test "x$wsetgid" = "xyes"; then
 elif test "x$with_private_dirs" = "xyes" && test ! "x$enable_win" = "xyes"; then
 	echo "  (with private save and score files in ~/.angband/Angband/)"
 fi
-if test "x$with_sphinx" == "xyes"; then
+if test "x$with_sphinx" = "xyes"; then
 	echo "  documentation:                          Yes"
 else
 	echo "  documentation:                          No"