rename u - user to n - nick

iii.sh

@@ -6,7 +6,7 @@
 # follows the tail of the out file
 # and redirects input to the in file
 
-: "${u:=$USER}"             # the user's nickname
+: "${n:=$USER}"             # the user's nickname
 : "${i:=$HOME/irc}"         # root irc dir
 : "${s:=irc.freenode.net}"  # server
 : "${c:=""}"                # channel
@@ -51,7 +51,7 @@ do
 	[ "$nick" != '-!-' ] && printf '\a'
 
 	# highlight date if user was referenced in the message
-	case "$mesg" in *$u*) date="$(tput setaf $l)$date" ;; esac
+	case "$mesg" in *$n*) date="$(tput setaf $l)$date" ;; esac
 
 	# pretify special symbols around words
 	# *bold* _underline_ /italics/ and underline urls

tmiii.sh

@@ -7,7 +7,7 @@
 # accepts all env vars iii.sh accepts plus 't' which sets the terminal
 
 ## collect options from env - all opts to iii.sh should be set here
-opts="TERM="${t:-rxvt-unicode}" m="$m" h="$h" p=$p u="$u" l="$l" i="$i" s="$s" c="$c""
+opts="TERM="${t:-rxvt-unicode}" m="$m" h="$h" p=$p n="$n" l="$l" i="$i" s="$s" c="$c""
 
 ## spawn a new tmux window named <channel> in a tmux session named IRC
 if ! tmux list-sessions | awk -v r=1 '$1 == "IRC:" { exit r=0 } END { exit r }'