This patch replaces the environment variable "GTK_IM_MODULE" with
"GUIX_GTK3_IM_MODULE_FILE" to prevent this version of GTK+ from loading input
method modules for other major versions of GTK+.

--- gtk+-3.20.3/gtk/deprecated/gtkrc.c	2016-08-21 22:40:48.168437905 +0200
+++ gtk+-3.20.3/gtk/deprecated/gtkrc.c	2016-08-23 10:12:09.097070097 +0200
@@ -768,7 +768,7 @@
 gchar *
 gtk_rc_get_im_module_file (void)
 {
-  const gchar *var = g_getenv ("GTK_IM_MODULE_FILE");
+  const gchar *var = g_getenv ("GUIX_GTK3_IM_MODULE_FILE");
   gchar *result = NULL;
 
   if (var)
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<tr><td><span title='2020-10-17 00:43:24 +0300'>2020-10-17</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=6a5a477df46a0329cc867c4780b59cdf4340d034'>services: docker: Fix missing containerd-shim binary.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2020-09-23 23:40:29 +0300'>2020-09-23</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=cd4bb173e041fa961b05fb101f214d506182db84'>services: docker: Fix configuration.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2020-09-21 15:04:14 +0300'>2020-09-21</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=e04b90607ac903359c90c9bad1b67fb7ce2f0eb6'>services: Docker: Fix typo in configuration.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2020-09-21 13:18:25 +0300'>2020-09-21</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=f0a09310e6ff2ed63770cb585c551ba94ce4a9d0'>services: docker: Fix enable-proxy? option.</a><span class='msg-avail'>...</span></td><td>Jesse Dowell</td></tr>
<tr><td><span title='2020-09-15 01:10:55 +0300'>2020-09-15</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=f6dfe42129d005662d91e1acb1c75eafe7b9b33e'>services: docker: Fix service definition.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2020-09-14 23:22:34 +0300'>2020-09-14</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=a404716d411cf7cd49ff02e3100f0bbf6622d6d5'>services: docker: Fix service definition.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2020-09-14 17:21:16 +0300'>2020-09-14</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=8422a67dc16af4dd5eb82180463aa7a0b362d5b9'>services: docker: Make docker command available.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2020-08-16 11:07:50 +0200'>2020-08-16</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=2b68a96422575b14e54c9a7e3d0033f6231a6b4d'>services: docker: Add 'enable-iptables?' argument.</a><span class='msg-avail'>...</span></td><td>Alexey Abramov</td></tr>
<tr><td><span title='2020-06-03 11:31:07 -0400'>2020-06-03</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=7c9be7b7cb71103d8a382a254e8c7a20ce7adce0'>gnu: services: docker: Add a debug? parameter.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2020-04-27 14:14:47 +0200'>2020-04-27</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=2ef4d273d13faccbc9e11a74cfdbd0a9f4f1c898'>file-systems: mount the PID cgroup filesystem.</a><span class='msg-avail'>...</span></td><td>Jakub Kądziołka</td></tr>
<tr><td><span title='2019-06-07 09:57:19 +0200'>2019-06-07</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=08814aec6ae75adcd059c5235c90ad26e5d5607e'>services: Add Singularity.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-05-05 20:14:15 -0400'>2019-05-05</span></td><td><a href='/guix/commit/gnu/services/docker.scm?id=7a31d93a61e96e631d852a48ddf475704b6a9b04'>services: docker: Add new fields to support proxy.</a><span class='msg-avail'>...</span>