Win API Stats

[Mike Hearn]

> ./tools/winapi/winapi_extract --pseudo-stub-statistics --no-verbose --no-progress
> loader/preloader.c: 226: syntax error: 'ElfW(auxv_t) *av'
> 
> Unfortunately I have not had the courage to go dig in winapi_extract to
> find out how to get it to cope with this construct.
> (consider this a call for volunteers)

Hmm, I'd just hack the preloader out of the winapi_extract script - 
messy but the preloader isn't relevant for calculating API stats anyway. 
And it's magic voodoo with strange constructs in several different ways, 
so I vote to jettison it with a "continue if filename eq 'preloader.c'" :)