C语言风格的多线程_beginthread多线程

#include
#include
#include

void pro(void *p)
{

	MessageBoxA(0, "对话框内容", "对话框标题", MB_OK | MB_ICONQUESTION);

}

void pro1(void *p)
{

	MessageBoxA(0, "对话框内容1", "对话框标题1", MB_OK | MB_ICONQUESTION);

}

void pro3(void *p)
{

	MessageBoxA(0, "对话框内容1", "对话框标题1", MB_OK | MB_ICONQUESTION);

}

void pro4(void *p)
{

	MessageBoxA(0, "对话框内容1", "对话框标题1", MB_OK | MB_ICONQUESTION);

}

void pro2(void *p)
//void pro2()
{

	MessageBoxA(0, "对话框内容1", "对话框标题1", MB_OK | MB_ICONQUESTION);

}

void main()
{
	_beginthread(pro, 0, NULL);
	_beginthread(pro1, 0, NULL);
	_beginthread(pro2, 0, NULL);
	_beginthread(pro3, 0, NULL);
	_beginthread(pro4, 0, NULL);
	system("pause");
}