Added system DPP dirs

Author: Ericzklm

SerialPrograms/CMakeLists.txt

@@ -455,8 +455,7 @@ else() # macOS and Linux
     if (DPP_FOUND) # enable dpp integration
         target_compile_definitions(SerialProgramsLib PUBLIC PA_DPP)
         ## to build against headers within this repo and properly set flags ##
-        ## don't enable the following line ##
-        # target_include_directories(SerialProgramsLib PRIVATE ${DPP_INCLUDE_DIRS})
+        target_include_directories(SerialProgramsLib SYSTEM PRIVATE ${DPP_INCLUDE_DIRS})
         target_link_directories(SerialProgramsLib PUBLIC ${DPP_LIBRARY_DIRS})
         target_link_libraries(SerialProgramsLib PUBLIC ${DPP_LIBRARIES})
     endif()