Re: winmm: fix type-conversions

[Robert Reif]

James Hawkins wrote:
> Hi,
>
> msvc picked up a couple type-conversions problems in winmm.
>
> -            union { float f; char c[4]; } sample;
> +            union { double f; char c[4]; } sample;
>             sample.f=y;

A float is 4 bytes and a double is 8.  They are not interchangeable.  
The H/W reads/writes 4 byte floats.