zlib.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ae0f8ea..151e658 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,5 @@
 cmake_minimum_required(VERSION 2.4.4...3.15.0)
+cmake_policy(SET CMP0091 NEW)
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON)
 
 project(zlib C)
@@ -211,3 +212,27 @@ if(HAVE_OFF64_T)
     target_link_libraries(minigzip64 zlib)
     set_target_properties(minigzip64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
 endif()
+
+function(get_all_targets var)
+    set(targets)
+    get_all_targets_recursive(targets ${CMAKE_CURRENT_SOURCE_DIR})
+    set(${var} ${targets} PARENT_SCOPE)
+endfunction()
+
+macro(get_all_targets_recursive targets dir)
+    get_property(subdirectories DIRECTORY ${dir} PROPERTY SUBDIRECTORIES)
+    foreach(subdir ${subdirectories})
+        get_all_targets_recursive(${targets} ${subdir})
+    endforeach()
+
+    get_property(current_targets DIRECTORY ${dir} PROPERTY BUILDSYSTEM_TARGETS)
+    list(APPEND ${targets} ${current_targets})
+endmacro()
+
+get_all_targets(all_targets)
+
+if(MSVC)
+    foreach(target ${all_targets})
+    set_property(TARGET ${target} PROPERTY MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+    endforeach(target)
+endif()