; Check what the user enters against the list of
; acceptable choices. If the user enters something ambiguous,
; ^DIR is called to ask the user to choose one.
XMDIR(XMDIR,XMOPT,XMOX,XMY,XMABORT)
;
; XMDIR("A") User prompt
; XMDIR("B") Default choice
; XMDIR(0) Special instructions
; S - Show the choices
; C - Show choices in 2 columns, if necessary
; XMDIR("?") Help text for 1 ?
; XMDIR("??") Help text for 2 or more ?