Fix tests

functionality/singlehost/runtest.sh

@@ -68,7 +68,7 @@ rlJournalStart
 
         service postfix  status --no-pager && rlServiceStop postfix
         service sendmail status --no-pager && rlServiceStop sendmail
-        rlRun "alternatives --set mta /usr/sbin/sendmail.sendmail"
+        rlRun "alternatives --set mta $(rpm --eval '%{_sbindir}')/sendmail.sendmail"
 
         rlRun "cd /etc/mail"
         rlRun "sudo make"
@@ -112,7 +112,7 @@ EOF
         rlRun "/usr/sbin/sendmail -q"
         sleep 30
 
-        if (rlIsRHEL '>=9' || rlIsCentOS '>=9' || rlIsFedora); then
+        if (rlIsRHELLike '>=9' || rlIsFedora); then
             rlRun "cat /var/spool/mail/$USER1 > $mail_tmp"
         else
             mail << EOF > /a.temp