Make some of the changes needed to the 'makeicecat' script, to allow it to run
in a snippet without network access.  After this patch is applied, some
additional changes will be made using 'substitute*'.

diff --git a/makeicecat b/makeicecat
index bf2b7a6..bc3b19b 100755
--- a/makeicecat
+++ b/makeicecat
@@ -56,7 +56,7 @@ readonly SOURCEDIR=icecat-${FFVERSION}
 # debug/shell options
 readonly DEVEL=0
 set -euo pipefail
-(( DEVEL )) && set -x
+set -x
 
 
 ###############################################################################
@@ -928,12 +928,12 @@ finalize_sourceball()
 # entry point
 ###############################################################################
 
-validate_env || exit 1
-prepare_env
-fetch_source
-verify_sources
-extract_sources
-fetch_l10n
+# validate_env || exit 1
+# prepare_env
+# fetch_source
+# verify_sources
+# extract_sources
+# fetch_l10n
 apply_patches
 configure
 configure_search
@@ -945,4 +945,4 @@ prepare_macos_packaging
 configure_extensions
 configure_onboarding
 apply_bugfixes
-finalize_sourceball
+# finalize_sourceball
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<tr><td><span title='2023-11-26 23:34:48 +0100'>2023-11-26</span></td><td><a href='/guix/commit/gnu/services/rsync.scm?id=da2dc98185526796fbfb4bc63caf9d70aead9037'>services: rsync: Provide a prettier Shepherd inetd service name.</a><span class='msg-avail'>...<span class='msg-tooltip'>Previously, a default name would be used for transient inetd services,
leading to names such as #{5rjnskb6011jgmfmpgp63jp9mh9nkl20-rsync-3274}#.

* gnu/services/rsync.scm (rsync-shepherd-service): Pass #:service-name-stem.

Change-Id: I4d0a4a01e122c6eeaa85f104b083cf7e8709eac3
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-05-18 23:11:19 -0400'>2023-05-18</span></td><td><a href='/guix/commit/gnu/services/rsync.scm?id=d43d8377c741c849ca89dccb07e7d87f82ae88d5'>services: rsync: Use least authority wrapper.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/rsync.scm (rsync-shepherd-service) Wrap rsync command in a
least-authority-wrapper.

Reviewed-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-05-18 23:10:56 -0400'>2023-05-18</span></td><td><a href='/guix/commit/gnu/services/rsync.scm?id=03e601da49e43ed0235144f32095ce5f58f16275'>services: rsync: Use make-inetd-constructor.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/rsync.scm (rsync-shepherd-service): Use make-inetd-constructor
if available in start slot.
* gnu/tests/rsync.scm (run-rsync-test): Delete "PID file" test.

Reviewed-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-04-21 16:16:37 +0200'>2023-04-21</span></td><td><a href='/guix/commit/gnu/services/rsync.scm?id=70677d882276ff44bc31d39e378749b976a9ca7d'>services: rsync: Add 'configuration' action.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/rsync.scm (rsync-shepherd-service): Add 'actions' field.
</span></span></td><td>Ludovic Courtès</td></tr>