Unbundles quickjs-wz dependency.

patch by bdunahu <bdunahu@operationnull.com>

diff --git a/3rdparty/CMakeLists.txt b/3rdparty/CMakeLists.txt
index 46c0c26e1..cc9d446c1 100644
--- a/3rdparty/CMakeLists.txt
+++ b/3rdparty/CMakeLists.txt
@@ -105,10 +105,6 @@ target_compile_definitions(nlohmann_json INTERFACE "NLOHMANN_JSON_NAMESPACE=nloh
 
 add_subdirectory(optional-lite EXCLUDE_FROM_ALL)
 
-add_subdirectory(quickjs-wz EXCLUDE_FROM_ALL)
-set_property(TARGET qjs PROPERTY FOLDER "3rdparty")
-
-
 if (WZ_ENABLE_BASIS_UNIVERSAL AND NOT WZ_CI_DISABLE_BASIS_COMPRESS_TEXTURES)
 
 	# basis-universal
diff --git a/lib/wzmaplib/CMakeLists.txt b/lib/wzmaplib/CMakeLists.txt
index c3ed3ac22..0a4f94a4f 100644
--- a/lib/wzmaplib/CMakeLists.txt
+++ b/lib/wzmaplib/CMakeLists.txt
@@ -129,10 +129,12 @@ if(NOT TARGET optional-lite)
 	WZMAPLIB_ADD_3RDPARTY_DIR("../../3rdparty/optional-lite" "3rdparty/optional-lite" FALSE)
 endif()
 target_link_libraries(wzmaplib PUBLIC optional-lite)
-if(NOT TARGET quickjs)
-	message(STATUS "wzmaplib: Fetching Warzone2100/quickjs-wz")
-	WZMAPLIB_ADD_3RDPARTY_DIR("../../3rdparty/quickjs-wz" "3rdparty/quickjs-wz" TRUE)
-endif()
+find_library(QJS_LIB NAMES qjs REQUIRED)
+add_library(quickjs UNKNOWN IMPORTED)
+set_target_properties(quickjs PROPERTIES
+	IMPORTED_LOCATION "${QJS_LIB}"
+	INTERFACE_INCLUDE_DIRECTORIES "${QJS_INC}"
+)
 target_link_libraries(wzmaplib PRIVATE quickjs)
 
 ############
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4f07f0edb..71c44463f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -137,6 +137,13 @@ endif()
 
 target_link_libraries(warzone2100 nlohmann_json)
 target_link_libraries(warzone2100 optional-lite)
+find_path(QJS_INC NAMES quickjs.h REQUIRED)
+find_library(QJS_LIB NAMES qjs REQUIRED)
+add_library(quickjs UNKNOWN IMPORTED)
+set_target_properties(quickjs PROPERTIES
+	IMPORTED_LOCATION "${QJS_LIB}"
+	INTERFACE_INCLUDE_DIRECTORIES "${QJS_INC}"
+)
 target_link_libraries(warzone2100 quickjs)
 target_link_libraries(warzone2100 inih)