From 21ff4b53fea9306e52560773b9c8042e5bd66bf9 Mon Sep 17 00:00:00 2001
From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 28 Dec 2024 13:54:45 +0200
Subject: [PATCH] ; * etc/PROBLEMS: Mention problems with XPM support in GDK
 (bug#75018).

(cherry picked from commit 8ac6a178804c36e92de7271a5eeb2c66909acb05)
---
 etc/PROBLEMS | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/etc/PROBLEMS b/etc/PROBLEMS
index c1745e8d18f..ef50b48273a 100644
--- a/etc/PROBLEMS
+++ b/etc/PROBLEMS
@@ -485,6 +485,16 @@ running the just-built Emacs.
 
 * General runtime problems
 
+** GTK+ problems
+
+*** Some tool-bar icons aren't displayed.
+
+This could be caused by lack of support for XPM image format in the
+installed GTK packages.  Some GNU/Linux distros no longer install
+support for those formats by default, so you might need to install
+additional support packages.  E.g., on Fedora you need to install the
+'gdk-pixbuf2-modules-extra' package.
+
 ** Lisp problems
 
 *** Changes made to .el files do not take effect.
-- 
2.39.5