+/*
+ * ARM subtypes
+ */
+#define CPU_SUBTYPE_ARM_ALL ((cpu_subtype_t) 0)
+#define CPU_SUBTYPE_ARM_V4T ((cpu_subtype_t) 5)
+#define CPU_SUBTYPE_ARM_V6 ((cpu_subtype_t) 6)
+#define CPU_SUBTYPE_ARM_V5TEJ ((cpu_subtype_t) 7)
+#define CPU_SUBTYPE_ARM_XSCALE ((cpu_subtype_t) 8)
+#define CPU_SUBTYPE_ARM_V7 ((cpu_subtype_t) 9)
+
+/*
+ * CPU families (sysctl hw.cpufamily)
+ *
+ * These are meant to identify the CPU's marketing name - an
+ * application can map these to (possibly) localized strings.
+ * NB: the encodings of the CPU families are intentionally arbitrary.
+ * There is no ordering, and you should never try to deduce whether
+ * or not some feature is available based on the family.
+ * Use feature flags (eg, hw.optional.altivec) to test for optional
+ * functionality.
+ */
+#define CPUFAMILY_UNKNOWN 0
+#define CPUFAMILY_POWERPC_G3 0xcee41549
+#define CPUFAMILY_POWERPC_G4 0x77c184ae
+#define CPUFAMILY_POWERPC_G5 0xed76d8aa
+#define CPUFAMILY_INTEL_6_13 0xaa33392b
+#define CPUFAMILY_INTEL_YONAH 0x73d67300
+#define CPUFAMILY_INTEL_MEROM 0x426f69ef
+#define CPUFAMILY_INTEL_PENRYN 0x78ea4fbc
+#define CPUFAMILY_INTEL_NEHALEM 0x6b5a4cd2
+#define CPUFAMILY_INTEL_WESTMERE 0x573b5eec
+#define CPUFAMILY_ARM_9 0xe73283ae
+#define CPUFAMILY_ARM_11 0x8ff620d8
+#define CPUFAMILY_ARM_XSCALE 0x53b005f5
+#define CPUFAMILY_ARM_13 0x0cc90e64
+
+/* The following synonyms are deprecated: */
+#define CPUFAMILY_INTEL_6_14 CPUFAMILY_INTEL_YONAH
+#define CPUFAMILY_INTEL_6_15 CPUFAMILY_INTEL_MEROM
+#define CPUFAMILY_INTEL_6_23 CPUFAMILY_INTEL_PENRYN
+#define CPUFAMILY_INTEL_6_26 CPUFAMILY_INTEL_NEHALEM
+
+#define CPUFAMILY_INTEL_CORE CPUFAMILY_INTEL_YONAH
+#define CPUFAMILY_INTEL_CORE2 CPUFAMILY_INTEL_MEROM
+
+