GNU_PROPERTY_AARCH64_FEATURE_1_BTI
if ((note_data[2] & GNU_PROPERTY_AARCH64_FEATURE_1_BTI) != 0) {
if ((data[2] & GNU_PROPERTY_AARCH64_FEATURE_1_BTI) != 0)
(GNU_PROPERTY_AARCH64_FEATURE_1_BTI | GNU_PROPERTY_AARCH64_FEATURE_1_PAC)
(GNU_PROPERTY_AARCH64_FEATURE_1_BTI)