Remove support for ancient zsh versions

zsh/funcs/prompt_tobias1_setup

@@ -70,26 +70,6 @@ prompt_tobias1_setup () {
 	PS2="%F{$pc[cont]}%_%F{$pc[contchar]}>%f "
 
 	SPROMPT="zsh:%B%F{$pc[error]} "%R" -> "%r" [ynae]?%f%b "
-
-	# fixup older zsh versions
-	autoload -Uz is-at-least
-	if ! is-at-least 4.3.9
-	then
-		autoload -Uz colors zsh/terminfo
-		if [[ "$terminfo[colors]" -ge 8 ]]
-		then
-			colors
-		fi
-
-		for elm in PS1 RPS1 PS2 SPROMPT
-		do
-			# I would like to replace %F{somecolor} with %{$fg[somecolor]%},
-			# but that is to complicated, so make a very simple, color-less
-			# prompt...
-			eval "$elm=\${(S)$elm//\\%F{*}/}"
-			eval "$elm=\${$elm//\\%B/}"
-		done
-	fi
 }
 
 prompt_tobias1_setup "$@"

zsh/rc.quotemagic

@@ -1,12 +1,8 @@
 # Magic URL quoting
 
-autoload -Uz is-at-least
 # if you now paste a url it will be magically quoted!
-# but it only works on 4.2.0 and later.
-if is-at-least 4.2; then
-	autoload -Uz url-quote-magic
-	zle -N self-insert url-quote-magic
-	zstyle -e :urlglobber url-other-schema '[[ $words[1] == scp ]] && reply=("*") || reply=(http https ftp)' 
-fi
+autoload -Uz url-quote-magic
+zle -N self-insert url-quote-magic
+zstyle -e :urlglobber url-other-schema '[[ $words[1] == scp ]] && reply=("*") || reply=(http https ftp)' 
 
 # vim: set ts=4 sw=4: