Here is a list of all variables with links to the files they belong to:

- s -

sa : dnscname.c, dnsfq.c, dnsip.c, dnstxt.c, qmail-smtpd.c
safeext : qmail-local.c
sanotice : qreceipt.c
sanum : qmail-mfrules.c
savedh : qmail-inject.c
sdeny : qmail-mrtg.c
sdid : qmail-dksign.c
seenauth : qmail-smtpd.c
seenhelo : qmail-smtpd.c
seenmail : qmail-smtpd.c
seenstls : qmail-popup.c
seentls : qmail-qmtpd.c, qmail-smtpd.c
seenuser : qmail-popup.c
selector : qmail-dksign.c
selectore : qmail-dksign.c
senddomain : qmail-dksign.c, qmail-remote.c
sender : fastforward.c, maildirwatch.c, matchup.c, qmail-dksign.c, qmail-inject.c, qmail-local.c, qmail-qread.c, qmail-remote.c, qmail-smtpam.c, sendmail.c, spawn.c
sendip : qmail-remote.c, qmail-smtpam.c
servers : qmail-qmqpc.c
shell : qmail-authuser.c
SigHdr : dkimverify.cpp
size : qmail-qread.c
slop : qmail-remote.c
smtpauth : qmail-smtpd.c
smtpcommands : qmail-smtpd.c
smtpdarg : sendmail.c
smtpfd : qmail-remote.c, qmail-smtpam.c
smtproutes : qmail-remote.c
smtptext : qmail-smtpam.c
sok : qmail-mrtg.c
spfail : qmail-mrtg.c
spfdomain : spf.h
spfexplain : spf.h, spf.c
spfexpmsg : spf.h, spf.c
spfhelo : spf.h, spf.c
spfinfo : spf.h, spf.c
spflocal : spf.c
spflocalrules : spf.h, spf.c
spfmf : spf.h, spf.c
spfpass : qmail-mrtg.c
spfrecord : spf.h, spf.c
split_num : qmail-qmaint.c
SRS_HASH_BASECHARS : srs2.c
SRS_TIME_BASECHARS : srs2.c
srsdomaininfo : srsforward.c, srsreverse.c
srsdomains : srsforward.c, srsreverse.c
srserror : srsforward.c, srsreverse.c
srshost : srsforward.c, srsreverse.c
ssl : qmail-remote.c, qmail-smtpam.c
ssl_errno : ucspitls.h
stage : spawn.c
stamp : splogger.c
starttime : qmail-inject.c, qmail-queue.c
starttls : qmail-smtpd.c
stats : qmail-qread.c
stls : qmail-popup.c
strnum : qmail-inject.c, qmail-mfrules.c, qmail-pop3d.c, qmail-popup.c, qmail-qmaint.c, qmail-qmqpc.c, qmail-qmqpd.c, qmail-qmtpd.c, qmail-todo.c
strnum2 : qmail-send.c
strnum3 : qmail-send.c
sub : qmail-pw2u.c
success : qmail-mrtg.c