From 8bd67f40daa0777de3a2ee150164f0c4a9f44efc Mon Sep 17 00:00:00 2001
From: Albrecht Schlosser <albrechts.fltk@online.de>
Date: Tue, 5 Apr 2022 15:36:28 +0200
Subject: CMake: Restore removed HAVE_LIBPNG setting

This was removed unintentionally.
---
 CMake/options.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CMake/options.cmake b/CMake/options.cmake
index 1d7c08dd3..4064d7102 100644
--- a/CMake/options.cmake
+++ b/CMake/options.cmake
@@ -472,6 +472,8 @@ else ()
   include_directories (${CMAKE_CURRENT_SOURCE_DIR}/png)
 endif ()
 
+set (HAVE_LIBPNG 1)
+
 #######################################################################
 if (X11_Xinerama_FOUND)
   option (OPTION_USE_XINERAMA "use lib Xinerama" ON)
-- 
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