don't readlink for soystemd on mac

bin/mailsync

@@ -25,9 +25,6 @@ eval "$(grep -h -- \
 	"$HOME/.profile" "$HOME/.bash_profile" "$HOME/.zprofile"  "$HOME/.config/zsh/.zprofile" "$HOME/.zshenv" \
 	"$HOME/.bashrc" "$HOME/.zshrc" "$HOME/.config/zsh/.zshrc" "$HOME/.pam_environment" 2>/dev/null)"
 
-case "$(readlink -f /sbin/init)" in
-	*systemd*) export DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$(id -u)/bus ;;
-esac
 export GPG_TTY=$TTY
 
 [ -n "$MBSYNCRC" ] && alias mbsync="mbsync -c $MBSYNCRC" || MBSYNCRC="$HOME/.mbsyncrc"
@@ -39,6 +36,9 @@ case "$(uname)" in
 		messageinfo() { osascript -e "display notification with title \"📧 $from\" subtitle \"$subject\"" ;}
 		;;
 	*)
+		case "$(readlink -f /sbin/init)" in
+			*systemd*) export DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$(id -u)/bus ;;
+		esac
 		# remember if a display server is running since `ps` doesn't always contain a display
 		pgrepoutput="$(pgrep -a X\(org\|wayland\))"
 		displays="$(echo "$pgrepoutput" | grep -wo "[0-9]*:[0-9]\+" | sort -u)"