Compiler Warning (level 4) C4931
The latest version of this topic can be found at Compiler Warning (level 4) C4931.
we are assuming the type library was built for number-bit pointers
Explicit information was not supplied with the ptrsize attribute of the #import directive; the compiler concluded that pointer size of the type library is number.
This warning is off by default. See Compiler Warnings That Are Off by Default for more information.