Q> Как зашутдаунить удаленный компьютер?
A>

int main(int argc, char **argv)
{
HANDLE hToken;
TOKEN_PRIVILEGES tkp;
//-------------------
char *name=""; // address of name of computer to shut down
char *msg=""; //address of message to display in dialog box
DWORD time=0; // time to display dialog box
bool force=true; // force applications with unsaved changes flag
bool reboot=true; //reboot flag
//---------------------------------------------------------------------

OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
&hToken);

if(!LookupPrivilegeValue(name, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid)){
printf ("SE_SHUTDOWN_NAME Privilege облом \n");
return 1 ;};

tkp.PrivilegeCount =1;
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);

if(!LookupPrivilegeValue(name,
SE_REMOTE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid)){
printf("SE_REMOTE_SHUTDOWN_NAME Privilege облом \n");
return 2 ;};

tkp.PrivilegeCount =1;
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);

if (InitiateSystemShutdown(name,msg,time,force,reboot))
printf("%s shutdown Ok\n",name);
else printf("Can't shutdown %s \n",name);

return 0;
}