default is $USER or user is first argument

bin/lastlocallogins

@@ -4,10 +4,10 @@ F="$(for i in $(find /var/log -maxdepth 1 -name "wtmp*"|sort -h);do echo -n "-f
 cat << EOF
 -----
 Alle Tage mit lokalen Logins
-User: $USER
+User: ${1:-$USER}
 Host: $(hostname)
 Files: $F
 -----
 
 EOF
-last -F -a $F |grep -v "pts/\|reboot\|wtmp"|awk '$1 == u {print $4,$5,$7}' u=$USER|uniq
+last -w -F -a $F |grep -v "pts/\|reboot\|wtmp"|awk '$1 == u {print $4,$5,$7}' u=${1:-$USER}|uniq