I downloaded an example from M$ site is the VSWAP32.exe , i have unzip the contents and want to run the program, but must of the time I have this err message with the MS examples, any idea why

--------------------Configuration: x - Win32 Debug--------------------
Linking...
nafxcwd.lib(thrdcore.obj) : error LNK2001: unresolved external symbol __endthreadex
nafxcwd.lib(thrdcore.obj) : error LNK2001: unresolved external symbol __beginthreadex
Debug/x.exe : fatal error LNK1120: 2 unresolved externals
Error executing link.exe.

x.exe - 3 error(s), 0 warning(s)