gentoo-overlay/profiles/arch/amd64/make.defaults

# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

ARCH="amd64"
ACCEPT_KEYWORDS="${ARCH}"

CHOST="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe"
CXXFLAGS="${CFLAGS}"
FFLAGS="${CFLAGS}"
FCFLAGS="${CFLAGS}"

# Danny van Dyk <kugelfang@gentoo.org> (2006-06-07)
# Multilib settings for all amd64 subprofiles.
MULTILIB_ABIS="amd64 x86"
DEFAULT_ABI="amd64"
# Do not remove this one, or all kinds of hell breaks loose.
ABI="amd64"

LIBDIR_amd64="lib64"
LIBDIR_x86="lib"
LIBDIR_x32="libx32"
SYMLINK_LIB="no"

# 64bit specific settings.
CFLAGS_amd64="-m64"
LDFLAGS_amd64="-m elf_x86_64"
CHOST_amd64="x86_64-pc-linux-gnu"

# 32bit specific settings.
CFLAGS_x86="-m32"
LDFLAGS_x86="-m elf_i386"
CHOST_x86="i686-pc-linux-gnu"

# 64-32bit specific settings.
CFLAGS_x32="-mx32"
LDFLAGS_x32="-m elf32_x86_64"
CHOST_x32="x86_64-pc-linux-gnux32"

# Simon Stelling <blubb@gentoo.org> (2006-10-24)
# They are masked, but we can enable them anyway for those who have 
# >=portage-2.1.2_pre3-r4
CPU_FLAGS_X86="mmx mmxext sse sse2"

# Michał Górny <mgorny@gentoo.org> (2013-09-03)
# Enable abi_x86_64 for packages that don't have it forced.
ABI_X86="64"

# Donnie Berkholz <dberkholz@gentoo.org> (2006-08-18)
# Defaults for video drivers
VIDEO_CARDS="amdgpu fbdev intel nouveau radeon radeonsi vesa"

# Danny van Dyk <kugelfang@gentoo.org> (2006-12-22)
# Default for ALSA_CARDS USE_EXPAND variable.
ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci"

# Michał Górny <mgorny@gentoo.org> (2013-01-26)
# Unhide the x86-specific USE_EXPANDs.
USE_EXPAND_HIDDEN="-ABI_X86 -CPU_FLAGS_X86"

# Michał Górny <mgorny@gentoo.org> (2014-06-25)
# Make the native ABI implicit so that MULTILIB_USEDEP can be satisfied
# by non-multilib ebuilds when non-native ABIs are disabled.
IUSE_IMPLICIT="abi_x86_64"

# Andreas K. Hüttel <dilfridge@gentoo.org> (2017-06-02)
# Enable USE=libtirpc by default, to ease dependency resolution during
# the stabilization of glibc-2.26. Bug 657148
USE="libtirpc"