--- !tapi-tbd
tbd-version:     4
targets:         [ x86_64-macos, x86_64-maccatalyst, arm64-macos, arm64-maccatalyst, 
                   arm64e-macos, arm64e-maccatalyst ]
install-name:    '/usr/lib/system/libsystem_blocks.dylib'
current-version: 96
parent-umbrella:
  - targets:         [ x86_64-macos, x86_64-maccatalyst, arm64-macos, arm64-maccatalyst, 
                       arm64e-macos, arm64e-maccatalyst ]
    umbrella:        System
exports:
  - targets:         [ x86_64-macos, x86_64-maccatalyst, arm64-macos, arm64-maccatalyst, 
                       arm64e-macos, arm64e-maccatalyst ]
    symbols:         [ _Block_size, __Block_copy, __Block_extended_layout, __Block_has_signature, 
                       __Block_isDeallocating, __Block_layout, __Block_object_assign, 
                       __Block_object_dispose, __Block_release, __Block_signature, 
                       __Block_tryRetain, __Block_use_RR2, __Block_use_stret, __NSConcreteAutoBlock, 
                       __NSConcreteFinalizingBlock, __NSConcreteGlobalBlock, __NSConcreteMallocBlock, 
                       __NSConcreteStackBlock, __NSConcreteWeakBlockVariable ]
...