#define fio_swap32(x) OSSwapInt32(x)
#define fio_swap64(x) OSSwapInt64(x)
-/*
- * OSX has a pitifully small shared memory segment by default,
- * so default to a lower number of max jobs supported
- */
-#define FIO_MAX_JOBS 128
-
-typedef off_t off64_t;
+#ifdef CONFIG_PTHREAD_GETAFFINITY
+#define FIO_HAVE_GET_THREAD_AFFINITY
+#define fio_get_thread_affinity(mask) \
+ pthread_getaffinity_np(pthread_self(), sizeof(mask), &(mask))
+#endif
#ifndef CONFIG_CLOCKID_T
typedef unsigned int clockid_t;