https://bugs.winehq.org/show_bug.cgi?id=42658
--- Comment #5 from Bruno Jesus 00cpxxx@gmail.com --- (In reply to Gijs Vermeulen from comment #4)
According to MSDN the function is void, but returns a pointer. I don't know how I could fix the warning. https://msdn.microsoft.com/en-us/library/dd492420(vs.100).aspx
The function returns void pointer, not void.
_CRTIMP void * __cdecl Alloc( size_t _NumBytes );