$NetBSD: patch-misc_build-gambit-iOS,v 1.1 2023/04/26 20:53:23 nikita Exp $

Fix portability.

--- misc/build-gambit-iOS.orig	2023-04-26 22:19:02.324334524 +0200
+++ misc/build-gambit-iOS	2023-04-26 22:21:44.927756847 +0200
@@ -101,7 +101,7 @@
   rootfromhere="`grep \"^rootfromhere = *\" makefile 2> /dev/null | sed -e \"s/rootfromhere = //\"`"
   gambit_dist="`grep \"^PACKAGE_TARNAME = *\" makefile 2> /dev/null | sed -e \"s/PACKAGE_TARNAME = *//\"`"
 
-  if [ "$gambit_dist" == "" ]; then
+  if [ "$gambit_dist" = "" ]; then
 
     download_gambit_dist_tgz
 
@@ -141,14 +141,14 @@
   what="$2"
   cd "$dir"
 
-  if [ "$update_with_latest_changes" == "yes" ]; then
+  if [ "$update_with_latest_changes" = "yes" ]; then
      echo "Updating to latest from master"
      make update
   fi
 
   make clean
 
-  if [ "$what" == "skip-gsi-gsc" ]; then
+  if [ "$what" = "skip-gsi-gsc" ]; then
 
     # we only care about the Gambit runtime library so avoid building gsi and gsc