https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93082
--- Comment #20 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> --- For the record: this SDK issue (invalid C code in Authorization.h) was introduced in the macOS SDK in MacOSX10.12.sdk, was present until MacOSX12.1.sdk included, and was fixed in MacOSX12.3.sdk and later.