The branch main has been updated by jhb:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=def653cd6c38e17ab7bac1b13d34dd7f5f584832

commit def653cd6c38e17ab7bac1b13d34dd7f5f584832
Author:     John Baldwin <[email protected]>
AuthorDate: 2023-06-20 16:29:00 +0000
Commit:     John Baldwin <[email protected]>
CommitDate: 2023-06-20 16:29:00 +0000

    ac: Remove set but not used variable.
    
    Reported by:    clang
---
 usr.sbin/ac/ac.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/usr.sbin/ac/ac.c b/usr.sbin/ac/ac.c
index 1372b175f116..8d75c4ba1013 100644
--- a/usr.sbin/ac/ac.c
+++ b/usr.sbin/ac/ac.c
@@ -408,17 +408,15 @@ ac(const char *file)
        struct utmpx *usr, usht;
        struct tm *ltm;
        struct timeval prev_secs, ut_timecopy, secs, clock_shift, now;
-       int day, rfound;
+       int day;
 
        day = -1;
        timerclear(&prev_secs); /* Minimum acceptable date == 1970. */
        timerclear(&secs);
        timerclear(&clock_shift);
-       rfound = 0;
        if (setutxdb(UTXDB_LOG, file) != 0)
                err(1, "%s", file);
        while ((usr = getutxent()) != NULL) {
-               rfound++;
                ut_timecopy = usr->ut_tv;
                /* Don't let the time run backwards. */
                if (timercmp(&ut_timecopy, &prev_secs, <))

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