[Patch] Add --identify-strict option to dlltool; Handle ms-style implibs [Was: --identify-ms]

[Nick Clifton]

Hi Chuck,

> the --identify and --identify-strict options, I now notice that I can
> make a few small changes and avoid using these global variables:
>   identify_ms
>   identify_member_contains_symname_result
>   identify_dll_name_list_head
>   identify_dll_name_list_tail
> by passing custom structs as the userdata to the iteration functions.
> Would that cleanup patch be worth (my) effort?

Definitely - cleaner code is always better.

Cheers
   Nick