汇编很菜鸟的问题
											.386
        .model flat ,stdcall
NULL    equ 0
MB_OK   equ 0
ExitProcess PROTO :DWORD
MessageBoxA PROTO :DWORD,:DWORD,:DWORD,:DWORD
includelib kernel32.lib
includelib user32.lib
          .data
szText    db "Hello, world!",0
szCaption db "Win32Asm",0
        .code 
start: 
        push MB_OK
        lea eax,szCaption
        push eax
        lea eax,szText
        push eax
        push NULL
        call messageboxa
        xor eax,eax
        push eax
        call exitprocess
        end start
都是按书上编写的怎么还报错,7.8.25.28有错,求解

 
											





 
	    
