gentoo 安裝項目的個別USE設定

路徑（不存在請先建立路徑）：
/etc/portage/package.use/

建立一個任意名稱檔案：

nano /etc/portage/package.use/list

格式範例：

www-servers/nginx aio -pcre2 pcre-jit rtmp

net-misc/wget cookie-check idn metalink _ntlm

sys-apps/util-linux fdformat magic

net-misc/openssh ldns kerberos ldns -security-key

sys-fs/cryptsetup fips ssh

dev-libs/libcbor custom-alloc

app-arch/libarchive nettle

sys-apps/shadow bcrypt

sys-devel/gcc fortran -go graphite jit -lto -pgo vtv

app-editors/nano justify magic

dev-vcs/git -perl

#dev-db/postgresql perl

sys-kernel/linux-firmware initramfs savedconfig

net-misc/dhcpcd udev

sys-boot/grub -fonts -themes mount -truetype

sys-libs/glibc nscd suid

sys-devel/binutils gold multitarget

media-libs/libmetalink expat -xml

net-nds/openldap tcpd argon2 autoca overlays pbkdf2 sasl sha2

dev-libs/modsecurity fuzzyhash geoip geoip2 json lmdb lua pcre2

net-misc/curl alt-svc gnutls gopher hsts mbedtls nss quiche rtmp sslv3