Explain to the build system that we would like to use MacPorts versions
of these libraries, not the bundled ones which may become out of date.
--- code/CMakeLists.txt.orig	2022-03-17 05:35:44.000000000 -0500
+++ code/CMakeLists.txt	2022-04-18 14:44:47.000000000 -0500
@@ -896,8 +896,7 @@
 SOURCE_GROUP( Extra FILES ${Extra_SRCS})
 
 # pugixml
-IF(ASSIMP_HUNTER_ENABLED)
-  hunter_add_package(pugixml)
+IF(TRUE)
   find_package(pugixml CONFIG REQUIRED)
 ELSE()
   SET( Pugixml_SRCS
@@ -950,9 +949,9 @@
 ENDIF()
 
 # minizip/unzip
-IF(ASSIMP_HUNTER_ENABLED)
-  hunter_add_package(minizip)
-  find_package(minizip CONFIG REQUIRED)
+IF(TRUE)
+  #minizip does not ship with CMake files
+  #find_package(minizip CONFIG REQUIRED)
 ELSE()
   SET( unzip_SRCS
     ../contrib/unzip/crypt.c
@@ -1213,7 +1212,7 @@
     target_link_libraries(assimp PUBLIC ${draco_LIBRARIES})
   endif()
 ELSE()
-  TARGET_LINK_LIBRARIES(assimp ${ZLIB_LIBRARIES} ${OPENDDL_PARSER_LIBRARIES})
+  TARGET_LINK_LIBRARIES(assimp ${ZLIB_LIBRARIES} ${OPENDDL_PARSER_LIBRARIES} minizip pugixml)
   if (ASSIMP_BUILD_DRACO)
     target_link_libraries(assimp ${draco_LIBRARIES})
   endif()