Global USE flags

Flag	Description	Packages
ocamlopt		4
static-libs		2
test		7

Category USE flags

sys-kernel

Flag	Description	Packages
debug		2

Local USE flags

dev-embedded

rpi-eeprom

Flag	Description
tools	Install secure boot scripts and vl805 flash tool

rpi-utils

Flag	Description
gnutls	Build rpifwcrypto which uses GnuTLS

net-dns

bind

Flag	Description
dnstap	Enables dnstap packet logging
doc
doh	Enables dns-over-https
fixed-rrset	Enables fixed rrset-order option
geoip
gssapi	Enable gssapi support
idn
jemalloc
lmdb	Enable LMDB support to store configuration for 'addzone' zones
selinux
systemtap	Build support for profiling and tracing using <pkg>dev-debug/systemtap</pkg>
xml

net-misc

wsdd

Flag	Description
samba
systemd

sys-fs

e2fsck-static

Flag	Description
lto	Build with link time optimization (LTO)
nls
threads

sys-kernel

rpi-kernel

Flag	Description
initramfs	Builds an initramfs with Dracut. Untested
pi1	Builds the kernel for the Original Pi
pi2	Builds the kernel for the Pi 2
pi3	Builds the kernel for the Pi 3
pi4	Builds the kernel for the Pi 4
pi5	Builds the kernel for the Pi 5

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