ARMV8_SHA512
OPENSSL_armcap_P |= sysctl_query("hw.optional.armv8_2_sha512", ARMV8_SHA512);
OPENSSL_armcap_P |= ARMV8_SHA512;
OPENSSL_armcap_P |= arm_probe_for(_armv8_sha512_probe, ARMV8_SHA512);
OPENSSL_armcap_P |= ARMV8_SHA512;