LOGNAME(1)                       <?><?><?><?>                       LOGNAME(1)

<?><?>
       logname - <?><?><?><?><?><?><?><?>

<?><?>
       logname [<?><?>]

<?><?>
       <?><?><?><?><?><?><?><?><?>

       --help <?><?><?><?><?><?><?><?><?><?>

       --version
              <?><?><?><?><?><?><?><?><?>

<?><?>
       <?> FIXME: unknown <?><?><?>

<?><?><?><?>
       GNU coreutils <?><?><?><?><?><?>
       <https://www.gnu.org/software/coreutils/>
       <?><?> <https://translationproject.org/team/zh_CN.html>
       <?><?><?><?><?><?><?>

<?><?>
       Copyright (C) 2022 Free Software Foundation, Inc.  License GPLv3+: GNU
       GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
       <?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?>

<?><?>
       getlogin(3)

       <?><?><?><?><?><?><?> <https://www.gnu.org/software/coreutils/logname>
       <?><?><?><?><?><?><?><?> info '(coreutils) logname invocation'

<?>
       <?><?><?><?><?><?><?><?><?> man <?><?><?><?><?><?><?><?>
       <?><?> man <?><?><?><?><?><?>https://github.com/man-pages-zh/manpages-
       zh

GNU coreutils 9.1                 2022<?>9<?>                       LOGNAME(1)