diff --git a/examples/all/all_vendor.odin b/examples/all/all_vendor.odin
index fa1e8d995..6864a7be2 100644
--- a/examples/all/all_vendor.odin
+++ b/examples/all/all_vendor.odin
@@ -39,11 +39,6 @@ import TTF        "vendor:sdl2/ttf"
 
 import vk         "vendor:vulkan"
 
-import NS         "vendor:darwin/Foundation"
-import MTL        "vendor:darwin/Metal"
-import MTK        "vendor:darwin/MetalKit"
-import CA         "vendor:darwin/QuartzCore"
-
 // NOTE(bill): only one can be checked at a time
 import lua_5_4    "vendor:lua/5.4"
 
@@ -91,11 +86,6 @@ _ :: TTF
 
 _ :: vk
 
-_ :: NS
-_ :: MTL
-_ :: MTK
-_ :: CA
-
 _ :: lua_5_4
 
 _ :: nvg
diff --git a/examples/all/all_vendor_darwin.odin b/examples/all/all_vendor_darwin.odin
new file mode 100644
index 000000000..9aa41396c
--- /dev/null
+++ b/examples/all/all_vendor_darwin.odin
@@ -0,0 +1,12 @@
+//+build darwin
+package all
+
+import NS         "vendor:darwin/Foundation"
+import MTL        "vendor:darwin/Metal"
+import MTK        "vendor:darwin/MetalKit"
+import CA         "vendor:darwin/QuartzCore"
+
+_ :: NS
+_ :: MTL
+_ :: MTK
+_ :: CA
diff --git a/vendor/darwin/CoreVideo/CVDisplayLink.odin b/vendor/darwin/CoreVideo/CVDisplayLink.odin
index fae988e0a..980a44803 100644
--- a/vendor/darwin/CoreVideo/CVDisplayLink.odin
+++ b/vendor/darwin/CoreVideo/CVDisplayLink.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package CoreVideo
 
 DisplayLinkRef :: distinct rawptr
diff --git a/vendor/darwin/Foundation/NSApplication.odin b/vendor/darwin/Foundation/NSApplication.odin
index 3fa0d28b6..7b89d84b0 100644
--- a/vendor/darwin/Foundation/NSApplication.odin
+++ b/vendor/darwin/Foundation/NSApplication.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 foreign import "system:Foundation.framework"
diff --git a/vendor/darwin/Foundation/NSArray.odin b/vendor/darwin/Foundation/NSArray.odin
index 3e6520c0d..ac4aa6181 100644
--- a/vendor/darwin/Foundation/NSArray.odin
+++ b/vendor/darwin/Foundation/NSArray.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:intrinsics"
diff --git a/vendor/darwin/Foundation/NSAutoreleasePool.odin b/vendor/darwin/Foundation/NSAutoreleasePool.odin
index 8eb3657b6..d3a6f490f 100644
--- a/vendor/darwin/Foundation/NSAutoreleasePool.odin
+++ b/vendor/darwin/Foundation/NSAutoreleasePool.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSAutoreleasePool")
diff --git a/vendor/darwin/Foundation/NSBlock.odin b/vendor/darwin/Foundation/NSBlock.odin
index ecb31bcfb..29bd210de 100644
--- a/vendor/darwin/Foundation/NSBlock.odin
+++ b/vendor/darwin/Foundation/NSBlock.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:intrinsics"
diff --git a/vendor/darwin/Foundation/NSBundle.odin b/vendor/darwin/Foundation/NSBundle.odin
index 25fc8df32..450a6d951 100644
--- a/vendor/darwin/Foundation/NSBundle.odin
+++ b/vendor/darwin/Foundation/NSBundle.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSBundle")
diff --git a/vendor/darwin/Foundation/NSColor.odin b/vendor/darwin/Foundation/NSColor.odin
index 453b33144..4c0325c1a 100644
--- a/vendor/darwin/Foundation/NSColor.odin
+++ b/vendor/darwin/Foundation/NSColor.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSColorSpace")
diff --git a/vendor/darwin/Foundation/NSData.odin b/vendor/darwin/Foundation/NSData.odin
index 04c1ce25d..069a59b64 100644
--- a/vendor/darwin/Foundation/NSData.odin
+++ b/vendor/darwin/Foundation/NSData.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSData")
diff --git a/vendor/darwin/Foundation/NSDate.odin b/vendor/darwin/Foundation/NSDate.odin
index f8096c698..e4564e06b 100644
--- a/vendor/darwin/Foundation/NSDate.odin
+++ b/vendor/darwin/Foundation/NSDate.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSDate")
diff --git a/vendor/darwin/Foundation/NSDictionary.odin b/vendor/darwin/Foundation/NSDictionary.odin
index 8af58cf62..f84954656 100644
--- a/vendor/darwin/Foundation/NSDictionary.odin
+++ b/vendor/darwin/Foundation/NSDictionary.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSDictionary")
diff --git a/vendor/darwin/Foundation/NSEnumerator.odin b/vendor/darwin/Foundation/NSEnumerator.odin
index 555e58141..717e58e4c 100644
--- a/vendor/darwin/Foundation/NSEnumerator.odin
+++ b/vendor/darwin/Foundation/NSEnumerator.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:c"
diff --git a/vendor/darwin/Foundation/NSError.odin b/vendor/darwin/Foundation/NSError.odin
index 1657befe2..77b556e91 100644
--- a/vendor/darwin/Foundation/NSError.odin
+++ b/vendor/darwin/Foundation/NSError.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 foreign import "system:Foundation.framework"
diff --git a/vendor/darwin/Foundation/NSEvent.odin b/vendor/darwin/Foundation/NSEvent.odin
index b9f247230..fa66c7fa6 100644
--- a/vendor/darwin/Foundation/NSEvent.odin
+++ b/vendor/darwin/Foundation/NSEvent.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSEvent")
diff --git a/vendor/darwin/Foundation/NSLock.odin b/vendor/darwin/Foundation/NSLock.odin
index 168380669..d9662968d 100644
--- a/vendor/darwin/Foundation/NSLock.odin
+++ b/vendor/darwin/Foundation/NSLock.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 Locking :: struct($T: typeid) {using _: Object}
diff --git a/vendor/darwin/Foundation/NSMenu.odin b/vendor/darwin/Foundation/NSMenu.odin
index 6ed9b9918..5a4f7b1f5 100644
--- a/vendor/darwin/Foundation/NSMenu.odin
+++ b/vendor/darwin/Foundation/NSMenu.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:builtin"
diff --git a/vendor/darwin/Foundation/NSNotification.odin b/vendor/darwin/Foundation/NSNotification.odin
index f766d0cab..d319395a5 100644
--- a/vendor/darwin/Foundation/NSNotification.odin
+++ b/vendor/darwin/Foundation/NSNotification.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSNotification")
diff --git a/vendor/darwin/Foundation/NSNumber.odin b/vendor/darwin/Foundation/NSNumber.odin
index b3124885f..a2d3c2d16 100644
--- a/vendor/darwin/Foundation/NSNumber.odin
+++ b/vendor/darwin/Foundation/NSNumber.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:c"
diff --git a/vendor/darwin/Foundation/NSObject.odin b/vendor/darwin/Foundation/NSObject.odin
index fdcf05880..7c529aa09 100644
--- a/vendor/darwin/Foundation/NSObject.odin
+++ b/vendor/darwin/Foundation/NSObject.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:intrinsics"
diff --git a/vendor/darwin/Foundation/NSOpenPanel.odin b/vendor/darwin/Foundation/NSOpenPanel.odin
index ac5f9674e..6b5dc0b6b 100644
--- a/vendor/darwin/Foundation/NSOpenPanel.odin
+++ b/vendor/darwin/Foundation/NSOpenPanel.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSOpenPanel")
diff --git a/vendor/darwin/Foundation/NSPanel.odin b/vendor/darwin/Foundation/NSPanel.odin
index 4bdf08cdb..b18ebc81e 100644
--- a/vendor/darwin/Foundation/NSPanel.odin
+++ b/vendor/darwin/Foundation/NSPanel.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 ModalResponse :: enum UInteger {
diff --git a/vendor/darwin/Foundation/NSPasteboard.odin b/vendor/darwin/Foundation/NSPasteboard.odin
index 74cf7d172..a1e23d977 100644
--- a/vendor/darwin/Foundation/NSPasteboard.odin
+++ b/vendor/darwin/Foundation/NSPasteboard.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSPasteboard")
diff --git a/vendor/darwin/Foundation/NSRange.odin b/vendor/darwin/Foundation/NSRange.odin
index dcb100e91..b23b170ed 100644
--- a/vendor/darwin/Foundation/NSRange.odin
+++ b/vendor/darwin/Foundation/NSRange.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 Range :: struct {
diff --git a/vendor/darwin/Foundation/NSSavePanel.odin b/vendor/darwin/Foundation/NSSavePanel.odin
index 8e4d7a07b..b749cde53 100644
--- a/vendor/darwin/Foundation/NSSavePanel.odin
+++ b/vendor/darwin/Foundation/NSSavePanel.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSSavePanel")
diff --git a/vendor/darwin/Foundation/NSScreen.odin b/vendor/darwin/Foundation/NSScreen.odin
index a8fe44aa5..70270f680 100644
--- a/vendor/darwin/Foundation/NSScreen.odin
+++ b/vendor/darwin/Foundation/NSScreen.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSScreen")
diff --git a/vendor/darwin/Foundation/NSSet.odin b/vendor/darwin/Foundation/NSSet.odin
index 7fb8db6c2..173c11f04 100644
--- a/vendor/darwin/Foundation/NSSet.odin
+++ b/vendor/darwin/Foundation/NSSet.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSSet")
diff --git a/vendor/darwin/Foundation/NSString.odin b/vendor/darwin/Foundation/NSString.odin
index d3c6c454d..ba8f57129 100644
--- a/vendor/darwin/Foundation/NSString.odin
+++ b/vendor/darwin/Foundation/NSString.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 foreign import "system:Foundation.framework"
diff --git a/vendor/darwin/Foundation/NSTypes.odin b/vendor/darwin/Foundation/NSTypes.odin
index 671832a2d..78c62e6c1 100644
--- a/vendor/darwin/Foundation/NSTypes.odin
+++ b/vendor/darwin/Foundation/NSTypes.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:intrinsics"
diff --git a/vendor/darwin/Foundation/NSURL.odin b/vendor/darwin/Foundation/NSURL.odin
index 9e9081219..ab8454f56 100644
--- a/vendor/darwin/Foundation/NSURL.odin
+++ b/vendor/darwin/Foundation/NSURL.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSURL")
diff --git a/vendor/darwin/Foundation/NSUndoManager.odin b/vendor/darwin/Foundation/NSUndoManager.odin
index 16411dcb4..4a19ac254 100644
--- a/vendor/darwin/Foundation/NSUndoManager.odin
+++ b/vendor/darwin/Foundation/NSUndoManager.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSUndoManager")
diff --git a/vendor/darwin/Foundation/NSUserActivity.odin b/vendor/darwin/Foundation/NSUserActivity.odin
index 3b2f956ee..2540d0deb 100644
--- a/vendor/darwin/Foundation/NSUserActivity.odin
+++ b/vendor/darwin/Foundation/NSUserActivity.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSUserActivity")
diff --git a/vendor/darwin/Foundation/NSUserDefaults.odin b/vendor/darwin/Foundation/NSUserDefaults.odin
index a8a6d7545..df7bb487a 100644
--- a/vendor/darwin/Foundation/NSUserDefaults.odin
+++ b/vendor/darwin/Foundation/NSUserDefaults.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 @(objc_class="NSUserDefaults")
diff --git a/vendor/darwin/Foundation/NSWindow.odin b/vendor/darwin/Foundation/NSWindow.odin
index 16dd5afc3..48c972d8e 100644
--- a/vendor/darwin/Foundation/NSWindow.odin
+++ b/vendor/darwin/Foundation/NSWindow.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 import "core:strings"
diff --git a/vendor/darwin/Foundation/objc.odin b/vendor/darwin/Foundation/objc.odin
index 6469b1d1d..3c25e6669 100644
--- a/vendor/darwin/Foundation/objc.odin
+++ b/vendor/darwin/Foundation/objc.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Foundation
 
 foreign import "system:Foundation.framework"
diff --git a/vendor/darwin/Metal/MetalClasses.odin b/vendor/darwin/Metal/MetalClasses.odin
index 17f22e1d3..c79bba702 100644
--- a/vendor/darwin/Metal/MetalClasses.odin
+++ b/vendor/darwin/Metal/MetalClasses.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Metal
 
 import NS "vendor:darwin/Foundation"
diff --git a/vendor/darwin/Metal/MetalEnums.odin b/vendor/darwin/Metal/MetalEnums.odin
index ab4782da4..c5c992006 100644
--- a/vendor/darwin/Metal/MetalEnums.odin
+++ b/vendor/darwin/Metal/MetalEnums.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Metal
 
 import NS "vendor:darwin/Foundation"
diff --git a/vendor/darwin/Metal/MetalErrors.odin b/vendor/darwin/Metal/MetalErrors.odin
index 8bc851e33..dd6531a1c 100644
--- a/vendor/darwin/Metal/MetalErrors.odin
+++ b/vendor/darwin/Metal/MetalErrors.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Metal
 
 import NS "vendor:darwin/Foundation"
diff --git a/vendor/darwin/Metal/MetalProcedures.odin b/vendor/darwin/Metal/MetalProcedures.odin
index dd90bd3e9..7d64e4028 100644
--- a/vendor/darwin/Metal/MetalProcedures.odin
+++ b/vendor/darwin/Metal/MetalProcedures.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Metal
 
 import NS "vendor:darwin/Foundation"
diff --git a/vendor/darwin/Metal/MetalTypes.odin b/vendor/darwin/Metal/MetalTypes.odin
index b14fe2886..9d37a976e 100644
--- a/vendor/darwin/Metal/MetalTypes.odin
+++ b/vendor/darwin/Metal/MetalTypes.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_Metal
 
 import NS "vendor:darwin/Foundation"
diff --git a/vendor/darwin/MetalKit/MetalKit.odin b/vendor/darwin/MetalKit/MetalKit.odin
index eb09410d1..218986ddc 100644
--- a/vendor/darwin/MetalKit/MetalKit.odin
+++ b/vendor/darwin/MetalKit/MetalKit.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_MetalKit
 
 import NS "vendor:darwin/Foundation"
diff --git a/vendor/darwin/QuartzCore/QuartzCore.odin b/vendor/darwin/QuartzCore/QuartzCore.odin
index 93998d95d..258395343 100644
--- a/vendor/darwin/QuartzCore/QuartzCore.odin
+++ b/vendor/darwin/QuartzCore/QuartzCore.odin
@@ -1,3 +1,4 @@
+//+build darwin
 package objc_QuartzCore
 
 import NS "vendor:darwin/Foundation"