( string typename, string member1_type, string member1_name [, string ... [, string ...]] )
This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP.
Use this function at your own risk.
If you would like to define a type for a w32api call, you need to call
w32api_deftype(). This function takes 2n+1 arguments,
where n is the number of members the type has. The first argument is the
name of the type. After that is the type of the member followed by the
members name (in pairs). A member type can be a user defined type. All
the type names are case sensitive. Built in type names should be provided
Returns TRUE on success or FALSE on failure.