Set Flags

u -- NO_PREFIX (not set)
R -- OPER_RESTART
l -- FAILED_OPERLOG
m -- M4_PREPROC
Z -- ZIP_LINKS
T -- TOPIC_WHO_TIME
E -- OPER_REHASH
p -- CRYPT_OPER_PASSWORD
H -- HUB
J -- OPER_DIE
I -- DEFAULT_INVISIBLE
Q -- OPER_SQUIT_REMOTE
a -- NO_IDENT
K -- OPER_KILL_REMOTE
6 -- INET6
F -- CLONE_CHECK
M -- IDLE_FROM_MSG

NOT set Flags

Y -- USE_SYSLOG
s -- USE_SERVICES
h -- BETTER_CDELAY
P -- CRYPT_LINK_PASSWORD
d -- RANDOM_NDELAY
n -- BETTER_NDELAY
f -- SLOW_ACCEPT
X -- UNIXPORT
U -- USERS_SHOWS_UTMP
C -- CMDLINE_CONFIG
v -- ENABLE_SIDTRACE
j -- JAPANESE
c -- CHROOTDIR
L -- LEAST_IDLE
S -- ENABLE_SUMMON
D -- DEBUGMODE
k -- OPER_KILL(_LOCAL)