import only IOBluetooth framework as complete Foundation is not used

blueutil.m

@@ -10,7 +10,7 @@
 
 #define VERSION "1.0.0"
 
-#import <Foundation/Foundation.h>
+#import <IOBluetooth/IOBluetooth.h>
 
 // private methods
 int IOBluetoothPreferencesAvailable();

blueutil.xcodeproj/project.pbxproj

@@ -8,7 +8,6 @@
 
 /* Begin PBXBuildFile section */
 		8DD76F9A0486AA7600D96B5E /* blueutil.m in Sources */ = {isa = PBXBuildFile; fileRef = 08FB7796FE84155DC02AAC07 /* blueutil.m */; settings = {ATTRIBUTES = (); }; };
-		8DD76F9C0486AA7600D96B5E /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 08FB779EFE84155DC02AAC07 /* Foundation.framework */; };
 		B2A6DE1312F4624400C5007F /* IOBluetooth.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = B2A6DE1212F4624400C5007F /* IOBluetooth.framework */; };
 /* End PBXBuildFile section */
 
@@ -26,7 +25,6 @@
 
 /* Begin PBXFileReference section */
 		08FB7796FE84155DC02AAC07 /* blueutil.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = blueutil.m; sourceTree = "<group>"; };
-		08FB779EFE84155DC02AAC07 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = /System/Library/Frameworks/Foundation.framework; sourceTree = "<absolute>"; };
 		32A70AAB03705E1F00C91783 /* blueutil_Prefix.pch */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = blueutil_Prefix.pch; sourceTree = "<group>"; };
 		8DD76FA10486AA7600D96B5E /* blueutil */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = blueutil; sourceTree = BUILT_PRODUCTS_DIR; };
 		B2A6DE1212F4624400C5007F /* IOBluetooth.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = IOBluetooth.framework; path = System/Library/Frameworks/IOBluetooth.framework; sourceTree = SDKROOT; };
@@ -37,7 +35,6 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				8DD76F9C0486AA7600D96B5E /* Foundation.framework in Frameworks */,
 				B2A6DE1312F4624400C5007F /* IOBluetooth.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -67,7 +64,6 @@
 		08FB779DFE84155DC02AAC07 /* External Frameworks and Libraries */ = {
 			isa = PBXGroup;
 			children = (
-				08FB779EFE84155DC02AAC07 /* Foundation.framework */,
 				B2A6DE1212F4624400C5007F /* IOBluetooth.framework */,
 			);
 			name = "External Frameworks and Libraries";

blueutil_Prefix.pch

@@ -3,5 +3,5 @@
 //
 
 #ifdef __OBJC__
-    #import <Foundation/Foundation.h>
+    #import <IOBluetooth/IOBluetooth.h>
 #endif