Going to a symbol's declaration

Let's now find out more about the typedef

PATMT , which is the symbol type that attachments points to. To do so:

Double-click on the symbol

PATMT in the Source Editor's Text view.
PATMT is now highlighted.
Choose Show > Symbol(s) PATMT...
SNiFF+ positions the Source Editor to the declaration of PATMT .
As you can see by scrolling up a little bit, PATMT is indeed a typedef, representing the struct pico_atmt .