CFStringRef DCSCopyTextDefinition (
    DCSDictionaryRef dictionary,
    CFStringRef textString,
    CFRange range
);

CFStringRef _Nullable DCSCopyTextDefinition (
    DCSDictionaryRef _Nullable dictionary,
    CFStringRef _Nonnull textString,
    CFRange range
);

CFRange DCSGetTermRangeInString (
    DCSDictionaryRef dictionary,
    CFStringRef textString,
    CFIndex offset
);

CFRange DCSGetTermRangeInString (
    DCSDictionaryRef _Nullable dictionary,
    CFStringRef _Nonnull textString,
    CFIndex offset
);

CFUUIDRef FSEventsCopyUUIDForDevice (
    dev_t dev
);

CFUUIDRef _Nullable FSEventsCopyUUIDForDevice (
    dev_t dev
);

CFStringRef FSEventStreamCopyDescription (
    ConstFSEventStreamRef streamRef
);

CFStringRef _Nonnull FSEventStreamCopyDescription (
    ConstFSEventStreamRef _Nonnull streamRef
);

CFArrayRef FSEventStreamCopyPathsBeingWatched (
    ConstFSEventStreamRef streamRef
);

CFArrayRef _Nonnull FSEventStreamCopyPathsBeingWatched (
    ConstFSEventStreamRef _Nonnull streamRef
);

FSEventStreamRef FSEventStreamCreate (
    CFAllocatorRef allocator,
    FSEventStreamCallback callback,
    FSEventStreamContext *context,
    CFArrayRef pathsToWatch,
    FSEventStreamEventId sinceWhen,
    CFTimeInterval latency,
    FSEventStreamCreateFlags flags
);

FSEventStreamRef _Nullable FSEventStreamCreate (
    CFAllocatorRef _Nullable allocator,
    FSEventStreamCallback _Nonnull callback,
    FSEventStreamContext * _Nullable context,
    CFArrayRef _Nonnull pathsToWatch,
    FSEventStreamEventId sinceWhen,
    CFTimeInterval latency,
    FSEventStreamCreateFlags flags
);

FSEventStreamRef FSEventStreamCreateRelativeToDevice (
    CFAllocatorRef allocator,
    FSEventStreamCallback callback,
    FSEventStreamContext *context,
    dev_t deviceToWatch,
    CFArrayRef pathsToWatchRelativeToDevice,
    FSEventStreamEventId sinceWhen,
    CFTimeInterval latency,
    FSEventStreamCreateFlags flags
);

FSEventStreamRef _Nullable FSEventStreamCreateRelativeToDevice (
    CFAllocatorRef _Nullable allocator,
    FSEventStreamCallback _Nonnull callback,
    FSEventStreamContext * _Nullable context,
    dev_t deviceToWatch,
    CFArrayRef _Nonnull pathsToWatchRelativeToDevice,
    FSEventStreamEventId sinceWhen,
    CFTimeInterval latency,
    FSEventStreamCreateFlags flags
);

FSEventStreamEventId FSEventStreamFlushAsync (
    FSEventStreamRef streamRef
);

FSEventStreamEventId FSEventStreamFlushAsync (
    FSEventStreamRef _Nonnull streamRef
);

void FSEventStreamFlushSync (
    FSEventStreamRef streamRef
);

void FSEventStreamFlushSync (
    FSEventStreamRef _Nonnull streamRef
);

dev_t FSEventStreamGetDeviceBeingWatched (
    ConstFSEventStreamRef streamRef
);

dev_t FSEventStreamGetDeviceBeingWatched (
    ConstFSEventStreamRef _Nonnull streamRef
);

FSEventStreamEventId FSEventStreamGetLatestEventId (
    ConstFSEventStreamRef streamRef
);

FSEventStreamEventId FSEventStreamGetLatestEventId (
    ConstFSEventStreamRef _Nonnull streamRef
);

void FSEventStreamInvalidate (
    FSEventStreamRef streamRef
);

void FSEventStreamInvalidate (
    FSEventStreamRef _Nonnull streamRef
);

void FSEventStreamRelease (
    FSEventStreamRef streamRef
);

void FSEventStreamRelease (
    FSEventStreamRef _Nonnull streamRef
);

void FSEventStreamRetain (
    FSEventStreamRef streamRef
);

void FSEventStreamRetain (
    FSEventStreamRef _Nonnull streamRef
);

void FSEventStreamScheduleWithRunLoop (
    FSEventStreamRef streamRef,
    CFRunLoopRef runLoop,
    CFStringRef runLoopMode
);

void FSEventStreamScheduleWithRunLoop (
    FSEventStreamRef _Nonnull streamRef,
    CFRunLoopRef _Nonnull runLoop,
    CFStringRef _Nonnull runLoopMode
);

void FSEventStreamSetDispatchQueue (
    FSEventStreamRef streamRef,
    dispatch_queue_t q
);

void FSEventStreamSetDispatchQueue (
    FSEventStreamRef _Nonnull streamRef,
    dispatch_queue_t _Nullable q
);

Boolean FSEventStreamSetExclusionPaths (
    FSEventStreamRef streamRef,
    CFArrayRef pathsToExclude
);

Boolean FSEventStreamSetExclusionPaths (
    FSEventStreamRef _Nonnull streamRef,
    CFArrayRef _Nonnull pathsToExclude
);

void FSEventStreamShow (
    ConstFSEventStreamRef streamRef
);

void FSEventStreamShow (
    ConstFSEventStreamRef _Nonnull streamRef
);

Boolean FSEventStreamStart (
    FSEventStreamRef streamRef
);

Boolean FSEventStreamStart (
    FSEventStreamRef _Nonnull streamRef
);

void FSEventStreamStop (
    FSEventStreamRef streamRef
);

void FSEventStreamStop (
    FSEventStreamRef _Nonnull streamRef
);

void FSEventStreamUnscheduleFromRunLoop (
    FSEventStreamRef streamRef,
    CFRunLoopRef runLoop,
    CFStringRef runLoopMode
);

void FSEventStreamUnscheduleFromRunLoop (
    FSEventStreamRef _Nonnull streamRef,
    CFRunLoopRef _Nonnull runLoop,
    CFStringRef _Nonnull runLoopMode
);

OSStatus LSCanURLAcceptURL (
    CFURLRef inItemURL,
    CFURLRef inTargetURL,
    LSRolesMask inRoleMask,
    LSAcceptanceFlags inFlags,
    Boolean *outAcceptsItem
);

OSStatus LSCanURLAcceptURL (
    CFURLRef _Nonnull inItemURL,
    CFURLRef _Nonnull inTargetURL,
    LSRolesMask inRoleMask,
    LSAcceptanceFlags inFlags,
    Boolean * _Nonnull outAcceptsItem
);

CFArrayRef LSCopyAllHandlersForURLScheme (
    CFStringRef inURLScheme
);

CFArrayRef _Nullable LSCopyAllHandlersForURLScheme (
    CFStringRef _Nonnull inURLScheme
);

CFArrayRef LSCopyAllRoleHandlersForContentType (
    CFStringRef inContentType,
    LSRolesMask inRole
);

CFArrayRef _Nullable LSCopyAllRoleHandlersForContentType (
    CFStringRef _Nonnull inContentType,
    LSRolesMask inRole
);

CFArrayRef LSCopyApplicationURLsForBundleIdentifier (
    CFStringRef inBundleIdentifier,
    CFErrorRef *outError
);

CFArrayRef _Nullable LSCopyApplicationURLsForBundleIdentifier (
    CFStringRef _Nonnull inBundleIdentifier,
    CFErrorRef  _Nullable * _Nullable outError
);

CFArrayRef LSCopyApplicationURLsForURL (
    CFURLRef inURL,
    LSRolesMask inRoleMask
);

CFArrayRef _Nullable LSCopyApplicationURLsForURL (
    CFURLRef _Nonnull inURL,
    LSRolesMask inRoleMask
);

CFURLRef LSCopyDefaultApplicationURLForContentType (
    CFStringRef inContentType,
    LSRolesMask inRoleMask,
    CFErrorRef *outError
);

CFURLRef _Nullable LSCopyDefaultApplicationURLForContentType (
    CFStringRef _Nonnull inContentType,
    LSRolesMask inRoleMask,
    CFErrorRef  _Nullable * _Nullable outError
);

CFURLRef LSCopyDefaultApplicationURLForURL (
    CFURLRef inURL,
    LSRolesMask inRoleMask,
    CFErrorRef *outError
);

CFURLRef _Nullable LSCopyDefaultApplicationURLForURL (
    CFURLRef _Nonnull inURL,
    LSRolesMask inRoleMask,
    CFErrorRef  _Nullable * _Nullable outError
);

CFStringRef LSCopyDefaultHandlerForURLScheme (
    CFStringRef inURLScheme
);

CFStringRef _Nullable LSCopyDefaultHandlerForURLScheme (
    CFStringRef _Nonnull inURLScheme
);

CFStringRef LSCopyDefaultRoleHandlerForContentType (
    CFStringRef inContentType,
    LSRolesMask inRole
);

CFStringRef _Nullable LSCopyDefaultRoleHandlerForContentType (
    CFStringRef _Nonnull inContentType,
    LSRolesMask inRole
);

OSStatus LSRegisterURL (
    CFURLRef inURL,
    Boolean inUpdate
);

OSStatus LSRegisterURL (
    CFURLRef _Nonnull inURL,
    Boolean inUpdate
);

OSStatus LSSetDefaultHandlerForURLScheme (
    CFStringRef inURLScheme,
    CFStringRef inHandlerBundleID
);

OSStatus LSSetDefaultHandlerForURLScheme (
    CFStringRef _Nonnull inURLScheme,
    CFStringRef _Nonnull inHandlerBundleID
);

OSStatus LSSetDefaultRoleHandlerForContentType (
    CFStringRef inContentType,
    LSRolesMask inRole,
    CFStringRef inHandlerBundleID
);

OSStatus LSSetDefaultRoleHandlerForContentType (
    CFStringRef _Nonnull inContentType,
    LSRolesMask inRole,
    CFStringRef _Nonnull inHandlerBundleID
);

OSStatus LSOpenCFURLRef (
    CFURLRef inURL,
    CFURLRef *outLaunchedURL
);

OSStatus LSOpenCFURLRef (
    CFURLRef _Nonnull inURL,
    CFURLRef  _Nullable * _Nullable outLaunchedURL
);

OSStatus LSOpenFromURLSpec (
    const LSLaunchURLSpec *inLaunchSpec,
    CFURLRef *outLaunchedURL
);

OSStatus LSOpenFromURLSpec (
    const LSLaunchURLSpec * _Nonnull inLaunchSpec,
    CFURLRef  _Nullable * _Nullable outLaunchedURL
);

CFStringRef UTCreateStringForOSType (
    OSType inOSType
);

CFStringRef _Nonnull UTCreateStringForOSType (
    OSType inOSType
);

OSType UTGetOSTypeFromString (
    CFStringRef inString
);

OSType UTGetOSTypeFromString (
    CFStringRef _Nonnull inString
);

Boolean UTTypeConformsTo (
    CFStringRef inUTI,
    CFStringRef inConformsToUTI
);

Boolean UTTypeConformsTo (
    CFStringRef _Nonnull inUTI,
    CFStringRef _Nonnull inConformsToUTI
);

CFArrayRef UTTypeCopyAllTagsWithClass (
    CFStringRef inUTI,
    CFStringRef inTagClass
);

CFArrayRef _Nullable UTTypeCopyAllTagsWithClass (
    CFStringRef _Nonnull inUTI,
    CFStringRef _Nonnull inTagClass
);

CFDictionaryRef UTTypeCopyDeclaration (
    CFStringRef inUTI
);

CFDictionaryRef _Nullable UTTypeCopyDeclaration (
    CFStringRef _Nonnull inUTI
);

CFURLRef UTTypeCopyDeclaringBundleURL (
    CFStringRef inUTI
);

CFURLRef _Nullable UTTypeCopyDeclaringBundleURL (
    CFStringRef _Nonnull inUTI
);

CFStringRef UTTypeCopyDescription (
    CFStringRef inUTI
);

CFStringRef _Nullable UTTypeCopyDescription (
    CFStringRef _Nonnull inUTI
);

CFStringRef UTTypeCopyPreferredTagWithClass (
    CFStringRef inUTI,
    CFStringRef inTagClass
);

CFStringRef _Nullable UTTypeCopyPreferredTagWithClass (
    CFStringRef _Nonnull inUTI,
    CFStringRef _Nonnull inTagClass
);

CFArrayRef UTTypeCreateAllIdentifiersForTag (
    CFStringRef inTagClass,
    CFStringRef inTag,
    CFStringRef inConformingToUTI
);

CFArrayRef _Nullable UTTypeCreateAllIdentifiersForTag (
    CFStringRef _Nonnull inTagClass,
    CFStringRef _Nonnull inTag,
    CFStringRef _Nullable inConformingToUTI
);

CFStringRef UTTypeCreatePreferredIdentifierForTag (
    CFStringRef inTagClass,
    CFStringRef inTag,
    CFStringRef inConformingToUTI
);

CFStringRef _Nullable UTTypeCreatePreferredIdentifierForTag (
    CFStringRef _Nonnull inTagClass,
    CFStringRef _Nonnull inTag,
    CFStringRef _Nullable inConformingToUTI
);

Boolean UTTypeEqual (
    CFStringRef inUTI1,
    CFStringRef inUTI2
);

Boolean UTTypeEqual (
    CFStringRef _Nonnull inUTI1,
    CFStringRef _Nonnull inUTI2
);

Boolean UTTypeIsDeclared (
    CFStringRef inUTI
);

Boolean UTTypeIsDeclared (
    CFStringRef _Nonnull inUTI
);

Boolean UTTypeIsDynamic (
    CFStringRef inUTI
);

Boolean UTTypeIsDynamic (
    CFStringRef _Nonnull inUTI
);