__system_matches_cap
return (__system_matches_cap(ARM64_HAS_NESTED_VIRT) &&
static bool __system_matches_cap(unsigned int n);
bool gpi = __system_matches_cap(ARM64_HAS_GENERIC_AUTH_IMP_DEF);
bool gpa = __system_matches_cap(ARM64_HAS_GENERIC_AUTH_ARCH_QARMA5);
bool gpa3 = __system_matches_cap(ARM64_HAS_GENERIC_AUTH_ARCH_QARMA3);