A pathname inside the resource
A #GResourceLookupFlags
a location to place the length of the contents of the file, or %NULL if the length is not needed
a location to place the #GResourceFlags about the file, or %NULL if the flags are not needed
%TRUE if the file was found. %FALSE if there were errors
GException on failure.
2.32
Looks for a file at the specified @path in the set of globally registered resources and if found returns information about it.
@lookup_flags controls the behaviour of the lookup.