The C + + call problem.

Question 1:

In the process of using OSAPI, it contains a function that implements renaming of the file. The function prototype is as follows:

Int32  os_rename (constcharconstChar *new);

This function is called directly in C + + and there is an error.

Method: Change the name of the formal parameter.

Comparison of C + + with keywords

Question 2:

In a C + + header file, it appears to be a declaration of a variable, which is actually the definition of a variable, and in general do not define a variable in the header file. If you declare a variable plus extern.

The C + + call problem.