Stub/implement CFPreferencesAppValueIsForced and [NSError _setFileNameLocalizationEnabled:]

CFPreferences.c

@@ -394,6 +394,13 @@ CFArrayRef  CFPreferencesCopyKeyList(CFStringRef  appName, CFStringRef  user, CF
     }
 }
 
+Boolean CFPreferencesAppValueIsForced(CFStringRef key, CFStringRef applicationID) {
+    // kind of a stub but not really
+    // Darling doesn't have "forced" preferences
+    // (those would be preferences enforced by an administrator)
+    return false;
+};
+
 
 /****************************/
 /*  CFPreferencesDomain     */

NSError.m

@@ -6,6 +6,7 @@
 //
 
 #import <Foundation/NSError.h>
+#import <Foundation/NSError_Private.h>
 
 #import <Foundation/NSDictionary.h>
 #import "ForFoundationOnly.h"
@@ -159,6 +160,15 @@ static NSError *_outOfmemoryError = nil;
 
 @end
 
+@implementation NSError (NSErrorPrivateStuff)
+
++ (void)_setFileNameLocalizationEnabled:(BOOL)enabled
+{
+    // silently ignore it
+}
+
+@end
+
 @implementation __NSCFError
 
 + (BOOL)automaticallyNotifiesObserversForKey:(NSString *)key

include/CoreFoundation/CFPreferences.h

@@ -138,6 +138,8 @@ all arguments must be non-NULL */
 CF_EXPORT
 CFArrayRef CFPreferencesCopyKeyList(CFStringRef applicationID, CFStringRef userName, CFStringRef hostName);
 
+CF_EXPORT
+Boolean CFPreferencesAppValueIsForced(CFStringRef key, CFStringRef applicationID);
 
 CF_EXTERN_C_END
 CF_IMPLICIT_BRIDGING_DISABLED