Unable to install on OSX 11 (Big Sur)

[mdnoble-GN]

System OS - OSX 11 Beta 1
Ruby version 2.4.0 with rvm 1.29.10

When trying to install accessibility_core-0.7.1 i get the following error
`Building native extensions. This could take a while...
ERROR: Error installing accessibility_core:
ERROR: Failed to build gem native extension.

    current directory: /Users/.rvm/gems/ruby-2.4.0/gems/accessibility_core-0.7.1/ext/accessibility/extras
/Users/.rvm/rubies/ruby-2.4.0/bin/ruby -I /Users/.rvm/rubies/ruby-2.4.0/lib/ruby/site_ruby/2.4.0 -r ./siteconf20200629-2989-1lwas2q.rb extconf.rb
creating Makefile

current directory: /Users/.rvm/gems/ruby-2.4.0/gems/accessibility_core-0.7.1/ext/accessibility/extras
make "DESTDIR=" clean

current directory: /Users/.rvm/gems/ruby-2.4.0/gems/accessibility_core-0.7.1/ext/accessibility/extras
make "DESTDIR="
compiling extras.c
extras.c:306:12: error: 'launchAppWithBundleIdentifier:options:additionalEventParamDescriptor:launchIdentifier:' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspace openApplicationAtURL:configuration:completionHandler:] instead. [-Werror,-Wdeprecated-declarations]
                         launchAppWithBundleIdentifier:identifier
                         ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:381:1: note: 'launchAppWithBundleIdentifier:options:additionalEventParamDescriptor:launchIdentifier:' has been explicitly marked deprecated here
- (BOOL)launchAppWithBundleIdentifier:(NSString *)bundleIdentifier options:(NSWorkspaceLaunchOptions)options additionalEventParamDescriptor:(nullable NSAppleEventDescriptor *)descriptor launchIdentifier:(NSNumber * _Nullable * _Nullable)identifier API_DEPRECATED("Use -[NSWorkspace openApplicationAtURL:configuration:completionHandler:] instead.", macos(10.0, 10.16));
^
extras.c:512:3: error: 'IOHIDPostEvent' is deprecated: first deprecated in macOS 10.16 - Use CGSEventTap for posting HID events, IOHIDUserDevice for simulating HID device, IOPMAssertionDeclareUserActivity for reporting user activity [-Werror,-Wdeprecated-declarations]
  IOHIDPostEvent(screen_connection, NX_FLAGSCHANGED, point, &data, kNXEventDataVersion, flags, 0);
  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/IOKit.framework/Headers/hidsystem/IOHIDLib.h:62:1: note: 'IOHIDPostEvent' has been explicitly marked deprecated here
IOHIDPostEvent( io_connect_t        connect,
^
extras.c:784:66: error: 'NSWorkspaceLaunchAndPrint' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspaceOpenConfiguration setForPrinting:YES] instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchAndPrint",                 NSWorkspaceLaunchAndPrint);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:322:5: note: 'NSWorkspaceLaunchAndPrint' has been explicitly marked deprecated here
    NSWorkspaceLaunchAndPrint                 API_DEPRECATED("Use -[NSWorkspaceOpenConfiguration setForPrinting:YES] instead.", macos(10.3, 10.16)) = 0x00000002,
    ^
extras.c:785:66: error: 'NSWorkspaceLaunchInhibitingBackgroundOnly' is deprecated: first deprecated in macOS 10.16 - This option does nothing. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchInhibitingBackgroundOnly", NSWorkspaceLaunchInhibitingBackgroundOnly);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:324:5: note: 'NSWorkspaceLaunchInhibitingBackgroundOnly' has been explicitly marked deprecated here
    NSWorkspaceLaunchInhibitingBackgroundOnly API_DEPRECATED("This option does nothing.", macos(10.3, 10.16)) = 0x00000080,
    ^
extras.c:786:66: error: 'NSWorkspaceLaunchWithoutAddingToRecents' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspaceOpenConfiguration setAddsToRecentItems:YES] instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchWithoutAddingToRecents",   NSWorkspaceLaunchWithoutAddingToRecents);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:325:5: note: 'NSWorkspaceLaunchWithoutAddingToRecents' has been explicitly marked deprecated here
    NSWorkspaceLaunchWithoutAddingToRecents   API_DEPRECATED("Use -[NSWorkspaceOpenConfiguration setAddsToRecentItems:YES] instead.", macos(10.3, 10.16)) = 0x00000100,
    ^
extras.c:787:66: error: 'NSWorkspaceLaunchWithoutActivation' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspaceOpenConfiguration setActivates:NO] instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchWithoutActivation",        NSWorkspaceLaunchWithoutActivation);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:326:5: note: 'NSWorkspaceLaunchWithoutActivation' has been explicitly marked deprecated here
    NSWorkspaceLaunchWithoutActivation        API_DEPRECATED("Use -[NSWorkspaceOpenConfiguration setActivates:NO] instead.", macos(10.3, 10.16)) = 0x00000200,
    ^
extras.c:788:66: error: 'NSWorkspaceLaunchAsync' is deprecated: first deprecated in macOS 10.16 - When using NSWorkspaceOpenConfiguration, all launches are asynchronous. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchAsync",                    NSWorkspaceLaunchAsync);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:327:5: note: 'NSWorkspaceLaunchAsync' has been explicitly marked deprecated here
    NSWorkspaceLaunchAsync                    API_DEPRECATED("When using NSWorkspaceOpenConfiguration, all launches are asynchronous.", macos(10.3, 10.16)) = 0x00010000,
    ^
extras.c:794:66: error: 'NSWorkspaceLaunchNewInstance' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspaceOpenConfiguration setCreatesNewApplicationInstance:YES] instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchNewInstance",              NSWorkspaceLaunchNewInstance);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:328:5: note: 'NSWorkspaceLaunchNewInstance' has been explicitly marked deprecated here
    NSWorkspaceLaunchNewInstance              API_DEPRECATED("Use -[NSWorkspaceOpenConfiguration setCreatesNewApplicationInstance:YES] instead.", macos(10.3, 10.16)) = 0x00080000,
    ^
extras.c:795:66: error: 'NSWorkspaceLaunchAndHide' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspaceOpenConfiguration setHides:YES] instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchAndHide",                  NSWorkspaceLaunchAndHide);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:329:5: note: 'NSWorkspaceLaunchAndHide' has been explicitly marked deprecated here
    NSWorkspaceLaunchAndHide                  API_DEPRECATED("Use -[NSWorkspaceOpenConfiguration setHides:YES] instead.", macos(10.3, 10.16)) = 0x00100000,
    ^
extras.c:796:66: error: 'NSWorkspaceLaunchAndHideOthers' is deprecated: first deprecated in macOS 10.16 - Use -[NSWorkspaceOpenConfiguration setHidesOthers:YES] instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchAndHideOthers",            NSWorkspaceLaunchAndHideOthers);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:330:5: note: 'NSWorkspaceLaunchAndHideOthers' has been explicitly marked deprecated here
    NSWorkspaceLaunchAndHideOthers            API_DEPRECATED("Use -[NSWorkspaceOpenConfiguration setHidesOthers:YES] instead.", macos(10.3, 10.16)) = 0x00200000,
    ^
extras.c:797:66: error: 'NSWorkspaceLaunchDefault' is deprecated: first deprecated in macOS 10.16 - Use NSWorkspaceOpenConfiguration instead. [-Werror,-Wdeprecated-declarations]
    WORKSPACE_CONST("NSWorkspaceLaunchDefault",                  NSWorkspaceLaunchDefault);
                                                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSWorkspace.h:331:5: note: 'NSWorkspaceLaunchDefault' has been explicitly marked deprecated here
    NSWorkspaceLaunchDefault                  API_DEPRECATED("Use NSWorkspaceOpenConfiguration instead.", macos(10.3, 10.16)) = NSWorkspaceLaunchAsync,
    ^
11 errors generated.
make: *** [extras.o] Error 1

make failed, exit code 2``````