1. acad.pgp can't set "Zoom All" alias, since ZOOMALL is not a Command.
2. It is easy to add <Zoom all> icon in Standard Tool Bar
a. <View> [$raquo][$raquo] Tool bar [$raquo][$raquo] Customize [$raquo][$raquo] search [Zoom All] icon
(right side of Zoom Previous)
b. Draw [Zoom All] icon to Stanard Tool Bar.that 's all.
c. now when you want zoom all the drawing just press this icon,
as you press [zoom window] icon.
§§ <Customize menu> is very importment in AutoCAD, It can accelerate
Drawing efficiency, I don't understand why your people less to
discuse about it.