sys-libs/efivar: Sync with Gentoo

It's from Gentoo commit f19ef2f7dee67f10f752038bf9b65a169ba9f6be.

sdk_container/src/third_party/portage-stable/sys-libs/efivar/Manifest

@@ -1 +1,2 @@
 DIST efivar-38.tar.bz2 320221 BLAKE2B 0b96f3d71ddc2246e6a11a5cd32af3d007823c4a283186a428c3f145cd74425a31bd22c4671ad1ab252a3c572991bb1698381cb8bdf51efcbebd62befdc6c070 SHA512 c2f17297c863ece134a9dd758d237fd2df8c8d072f87af1d0bf2bcf9acfc7a53c25597f03fd4fb8cc664b205743d4ffa0ef1b068d0f73c58fa573d40993f3155
+DIST efivar-39.tar.gz 463349 BLAKE2B 73ea4b3293cd708923bcd4332a8c7a5a8bbf539d81300c502a764a2ac205ba7cdf1e30b3432c42a101f56c0b6e31af2907a6a38ada69ace3b0d60e90515094cd SHA512 04493c30efbfc2773abac9a3dd93aa13403c05e29e3bfc72877d2054930811fae99119aadcb1729b6ca85abf5a24db786ea0c27c16d5458ef1b19e74696f5ff7

sdk_container/src/third_party/portage-stable/sys-libs/efivar/efivar-39.ebuild

@@ -0,0 +1,70 @@
+# Copyright 2014-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit toolchain-funcs
+
+DESCRIPTION="Tools and library to manipulate EFI variables"
+HOMEPAGE="https://github.com/rhboot/efivar"
+SRC_URI="https://github.com/rhboot/efivar/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="GPL-2"
+SLOT="0/1"
+KEYWORDS="~amd64 ~arm ~arm64 ~ia64 ~loong ~ppc64 ~riscv ~x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+	app-text/mandoc
+	test? ( sys-boot/grub:2 )
+"
+RDEPEND="
+	dev-libs/popt
+"
+DEPEND="${RDEPEND}
+	>=sys-kernel/linux-headers-3.18
+	virtual/pkgconfig
+"
+
+src_prepare() {
+	local PATCHES=(
+		# Rejected upstream, keep this for ia64 support
+		"${FILESDIR}"/efivar-38-ia64-relro.patch
+	)
+	default
+}
+
+src_configure() {
+	unset CROSS_COMPILE
+	export COMPILER=$(tc-getCC)
+	export HOSTCC=$(tc-getBUILD_CC)
+
+	tc-ld-disable-gold
+
+	export libdir="/usr/$(get_libdir)"
+
+	# https://bugs.gentoo.org/562004
+	unset LIBS
+
+	# Avoid -Werror
+	export ERRORS=
+
+	if [[ -n ${GCC_SPECS} ]]; then
+		# The environment overrides the command line.
+		GCC_SPECS+=":${S}/src/include/gcc.specs"
+	fi
+
+	# Used by tests/Makefile
+	export GRUB_PREFIX=grub
+}
+
+src_compile() {
+	# HOST_MARCH: https://bugs.gentoo.org/831334
+	emake HOST_MARCH=
+}
+
+src_test() {
+	# https://bugs.gentoo.org/924370
+	emake -j1 test
+}

sdk_container/src/third_party/portage-stable/sys-libs/efivar/metadata.xml

@@ -6,6 +6,6 @@
 		<name>Mike Gilbert</name>
 	</maintainer>
 	<upstream>
-		<remote-id type="github">rhinstaller/efivar</remote-id>
+		<remote-id type="github">rhboot/efivar</remote-id>
 	</upstream>
 </pkgmetadata>