gh-136461 added perf support for macOS, with ifdefs around all changes
except increasing thread_id to 64 bits.
Make that change Apple-specific too.
typedef struct {
struct BaseEvent base; // Common event header
uint32_t process_id; // Process ID where code was generated
+#if defined(__APPLE__)
uint64_t thread_id; // Thread ID where code was generated
+#else
+ uint32_t thread_id; // Thread ID where code was generated
+#endif
uint64_t vma; // Virtual memory address where code is loaded
uint64_t code_address; // Address of the actual machine code
uint64_t code_size; // Size of the machine code in bytes