From d01f6b8d45a5c380912921ed666962f864ca35b6 Mon Sep 17 00:00:00 2001
From: Jason Scurtu <xarbit@MBP-von-Jason.fritz.box>
Date: Sat, 28 Nov 2020 15:23:38 +0100
Subject: [PATCH] add -DDISABLE_DEPENDENCY_TRACKING to libpng. - fixes
 "PNG_ARM_NEON_FILE undefined" error

---
 deps/PNG/PNG.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/deps/PNG/PNG.cmake b/deps/PNG/PNG.cmake
index 3e55991fb..9619518a5 100644
--- a/deps/PNG/PNG.cmake
+++ b/deps/PNG/PNG.cmake
@@ -8,6 +8,7 @@ prusaslicer_add_cmake_project(PNG
         -DPNG_STATIC=ON
         -DPNG_PREFIX=prusaslicer_
         -DPNG_TESTS=OFF
+        -DDISABLE_DEPENDENCY_TRACKING
 )
 
 if (MSVC)