idlwave-routine-info
idlwave-routine-info is an interactive compiled Lisp function in `idlwave.el
'.
(idlwave-routine-info &optional ARG EXTERNAL)
Display a routines calling sequence and list of keywords.
When point is on the name a function or procedure, or in the argument
list of a function or procedure, this command displays a help buffer with
the information. When called with prefix arg, enforce class query.
When point is on an object operator `->', display the class stored in
this arrow, if any (see `idlwave-store-inquired-class'). With a prefix
arg, the class property is cleared out.