gentoo-overlay/profiles/arch/arm64/make.defaults

# Main ARM64 (Aarch64/ARMv8) profile; endian independent.

ARCH="arm64"
ACCEPT_KEYWORDS="arm64"

MULTILIB_ABIS="arm64"
DEFAULT_ABI="arm64"
ABI="${DEFAULT_ABI}"

CFLAGS="-O2"
CXXFLAGS="${CFLAGS}"
FFLAGS="${CFLAGS}"
FCFLAGS="${CFLAGS}"

LIBDIR_arm64="lib64"

# Defaults for video drivers
VIDEO_CARDS="fbdev"

# Mart Raudsepp <leio@gentoo.org> (2018-06-05)
# Enable USE=libtirpc by default, to ease dependency resolution during
# the stabilization of glibc-2.26. Bug 657148
USE="libtirpc"

# Michał Górny <mgorny@gentoo.org> (2017-03-14)
# Unhide the ARM-specific USE_EXPANDs.
USE_EXPAND_HIDDEN="-CPU_FLAGS_ARM"