Hello World Assembly

    global  _main                   ;declare main
    extern  _printf                 ;declare printf

    section .text                   ;code section
_main:                              ;main function
    push    message                 ;push message to stack
    call    _printf                 ;call printf from C
    add     esp, 4                  ;pull stack pointer back 4 bytes
    ret                             ;exit
message:
    db  'Hello, World', 10, 0       ;message variable