if ! echo " ${require[*]} " | grep ' linux-headers[/@: ]' >/dev/null; then
		CC="${CC} -isystem ${linuxheadersdir}/include"
	fi

	BUILD_CC="${CC}"
	HOST_CC="${CC}"

	LDFLAGS="${LDFLAGS} -L${glibcdir}/lib -Wl,--rpath,${glibcdir}/lib -Wl,--dynamic-linker,${dynlinker}"
	if [ -z "${appfs_build_no_default_symver}" ]; then
		LDFLAGS="${LDFLAGS} -Wl,--default-symver"
	fi

	PKG_CONFIG_LIBDIR="${glibcdir}/lib/pkgconfig"

	export CC BUILD_CC HOST_CC LDFLAGS PKG_CONFIG_LIBDIR
}

function configure() {
	configure_gcc
	./configure --prefix="${prefix}" --sysconfdir="${prefix}/etc" --libdir="${prefix}/lib" --localstatedir=/var "${configure_extra[@]}"
}