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29 
30 #ifndef CLIENT_MAC_HANDLER_UCONTEXT_COMPAT_H_
31 #define CLIENT_MAC_HANDLER_UCONTEXT_COMPAT_H_
32 
33 #include <sys/ucontext.h>
34 
35 // The purpose of this file is to work around the fact that ucontext_t's
36 // uc_mcontext member is an mcontext_t rather than an mcontext64_t on ARM64.
37 #if defined(__aarch64__)
38 // <sys/ucontext.h> doesn't include the below file.
39 #include <sys/_types/_ucontext64.h>
40 typedef ucontext64_t breakpad_ucontext_t;
41 #define breakpad_uc_mcontext uc_mcontext64
42 #else
43 typedef ucontext_t breakpad_ucontext_t;
44 #define breakpad_uc_mcontext uc_mcontext
45 #endif  // defined(__aarch64__)
46 
47 #endif  // CLIENT_MAC_HANDLER_UCONTEXT_COMPAT_H_
48