From 24316f3d27038b5fc95ce459ab67f5062e3bae14 Mon Sep 17 00:00:00 2001
From: milek7 <me@milek7.pl>
Date: Mon, 25 Mar 2019 22:05:34 +0100
Subject: [PATCH] restore old PNG finding, for older CMake

---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c9720c07..d362de68 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -203,7 +203,9 @@ include_directories(${PYTHON_INCLUDE_DIRS})
 target_link_libraries(${PROJECT_NAME} ${PYTHON_LIBRARIES})
 
 find_package(PNG REQUIRED)
-target_link_libraries(${PROJECT_NAME} PNG::PNG)
+include_directories(${PNG_INCLUDE_DIRS} ${PNG_PNG_INCLUDE_DIR})
+target_link_libraries(${PROJECT_NAME} ${PNG_LIBRARIES})
+target_link_libraries(${PROJECT_NAME} ${PNG_LIBRARY})
 
 find_package(Threads REQUIRED)
 target_link_libraries(${PROJECT_NAME} Threads::Threads)