Pocketchip keymap for headless boot - fixed for zsh

pocketchip.kmp

keymaps 0-2,4-5,8,12
altgr keycode  2 = F1
altgr keycode  3 = F2
altgr keycode  4 = F3
altgr keycode  5 = F4
altgr keycode  6 = F5
altgr keycode  7 = F6
altgr keycode  8 = F7
altgr keycode  9 = F8
altgr keycode 10 = F9
altgr keycode 11 = F10
altgr keycode 12 = F11
altgr keycode 13 = F12
altgr keycode 21 = braceleft
altgr keycode 22 = braceright
altgr keycode 23 = bracketleft
altgr keycode 24 = bracketright
altgr keycode 25 = bar
altgr keycode 35 = less
altgr keycode 36 = greater
altgr keycode 37 = apostrophe
altgr keycode 38 = quotedbl
altgr keycode 48 = grave
altgr keycode 49 = asciitilde
altgr keycode 50 = colon
altgr keycode 52 = semicolon
altgr keycode 53 = backslash
keycode 74 = minus underscore