>>160 実にくだらない。ObjBase.h読め。

#define _WIN32_WINNT 0x0400
#include<windows.h>
#include<stdio.h>
int main(){
int ret;
ret = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
//ret = CoInitialize(NULL);
if (ret != S_OK)
printf("error\n");
}