extern __imp__MessageBoxA@16
extern __imp__ExitProcess@4
%assign MB_ICONINFORMATION 10h

    section .text
    global _start
_start:
    push MB_ICONINFORMATION
    push h_t
    push h_m
    push 0
    call [__imp__MessageBoxA@16]
    push 0
    call [__imp__ExitProcess@4]

    section .data
h_t db "first prog",0
h_m db "hello world", 0

    end