VC5。0下的com程序在vc6下老出现下面的错误,咋回事?
--------------------Configuration: ExeSingleton - Win32 Unicode Release MinDependency--------------------
Linking...
LIBC.lib(crt0.obj) : error LNK2001: unresolved external symbol _main
ReleaseUMinDependency/ExeSingleton.exe : fatal error LNK1120: 1 unresolved externals
Error executing link.exe.
ExeSingleton.exe - 2 error(s), 0 warning(s)