diff '--color=auto' -ur audacity-4.0.0.orig/buildscripts/cmake/DependencyManifest.cmake audacity-4.0.0/buildscripts/cmake/DependencyManifest.cmake
--- audacity-4.0.0.orig/buildscripts/cmake/DependencyManifest.cmake	2026-09-03 10:35:12.683388607 +0200
+++ audacity-4.0.0/buildscripts/cmake/DependencyManifest.cmake	2026-09-03 23:30:59.039064911 +0200
@@ -1,4 +1,4 @@
-require_dep(expat)
+require_dep(expat SYSTEM)
 
 if (AU_USE_LIBCURL)
     if (NOT OS_IS_WIN)
@@ -7,29 +7,29 @@
     require_dep(libcurl SYSTEM)
 endif()
 
-require_dep(ogg)
-require_dep(vorbis)
-require_dep(flac)
-require_dep(opus)
-require_dep(opusfile)
-require_dep(lame)
+require_dep(ogg SYSTEM)
+require_dep(vorbis SYSTEM)
+require_dep(flac SYSTEM)
+require_dep(opus SYSTEM)
+require_dep(opusfile SYSTEM)
+require_dep(lame SYSTEM)
 
 # mpg123 asm optimizations on windows require yasm
 if (OS_IS_WIN AND NOT CMAKE_CXX_COMPILER_ARCHITECTURE_ID MATCHES "[Aa][Rr][Mm]64")
     require_tool(yasm)
 endif()
 
-require_dep(mpg123)
-require_dep(wavpack)
-require_dep(libsndfile)
+require_dep(mpg123 SYSTEM)
+require_dep(wavpack SYSTEM)
+require_dep(libsndfile SYSTEM)
 if (OS_IS_WIN)
     require_source_dep(asiosdk)
     require_dep(portaudio REBUILD)
 else()
-    require_dep(portaudio)
+    require_dep(portaudio SYSTEM)
 endif()
-require_dep(libpng)
-require_dep(wxwidgets)
+require_dep(libpng SYSTEM)
+require_dep(wxwidgets SYSTEM)
 
 
 if (AU_MODULE_EFFECTS_LV2)
diff '--color=auto' -ur audacity-4.0.0.orig/muse/buildscripts/cmake/ExtDepsManifest.cmake audacity-4.0.0/muse/buildscripts/cmake/ExtDepsManifest.cmake
--- audacity-4.0.0.orig/muse/buildscripts/cmake/ExtDepsManifest.cmake	2026-09-03 10:35:44.136709830 +0200
+++ audacity-4.0.0/muse/buildscripts/cmake/ExtDepsManifest.cmake	2026-09-03 23:32:02.822259603 +0200
@@ -1,25 +1,25 @@
-require_dep(zlib)
+require_dep(zlib SYSTEM)
 
 if (MUSE_MODULE_VST)
     require_source_dep(vst3sdk)
 endif()
 
 if (MUSE_MODULE_DRAW)
-    require_dep(libpng)
+    require_dep(libpng SYSTEM)
 
     if (MUSE_MODULE_DRAW_USE_STATIC_DEPS)
         require_dep(freetype STATIC)
         require_dep(harfbuzz STATIC)
     else()
-        require_dep(freetype)
-        require_dep(harfbuzz)
+        require_dep(freetype SYSTEM)
+        require_dep(harfbuzz SYSTEM)
     endif()
 
     if (NOT MUSE_MODULE_DRAW_USE_QTTEXTDRAW)
         if (MUSE_MODULE_DRAW_USE_STATIC_DEPS)
             require_dep(msdfgen STATIC)
         else()
-            require_dep(msdfgen)
+            require_dep(msdfgen SYSTEM)
         endif()
     endif()
 endif()
@@ -33,16 +33,16 @@
 endif()
 
 if (MUSE_MODULE_AUDIO AND MUSE_MODULE_AUDIO_EXPORT)
-    require_dep(ogg) # flac and opusenc link against ogg
-    require_dep(fdk-aac)
-    require_dep(flac)
-    require_dep(lame)
-    require_dep(opus)
-    require_dep(opusenc)
+    require_dep(ogg SYSTEM) # flac and opusenc link against ogg
+    require_dep(fdk-aac SYSTEM)
+    require_dep(flac SYSTEM)
+    require_dep(lame SYSTEM)
+    require_dep(opus SYSTEM)
+    require_dep(opusenc SYSTEM)
 endif()
 
 if (MUSE_MODULE_AUDIO AND MUSE_MODULE_AUDIO_PIPEWIRE)
-    require_dep(pipewire)
+    require_dep(pipewire SYSTEM)
 endif()
 
 require_source_dep(picojson)