Ok,
sono riuscito a compilare il file cpp, ma quando provo a compilare il file exe mi da 3 errori:
"Linking...
Cpp1.obj : error LNK2001: unresolved external symbol __imp__dx_setparm
Cpp1.obj : error LNK2001: unresolved external symbol __imp__dx_open
Debug/Cpp1.exe : fatal error LNK1120: 2 unresolved externals
Error executing link.exe.

Cpp1.exe - 3 error(s), 0 warning(s)"

Io utilizzo Visual C++ (Visual studio 6)