<pre><code class="lang-bash">SYS_EXIT equ 1 SYS_WRITE equ 4 STDIN equ 0 STDOUT equ 1 section .text global _start ;must be declared for using gcc _start: ;tell linker entry point mov eax, SYS_WRITE mov ebx, STDOUT mov ecx, msg1 mov edx, len1 int 0x80 mov eax, SYS_WRITE mov ebx, STDOUT mov ecx, msg2 mov edx, len2 int 0x80 mov eax, SYS_WRITE mov ebx, STDOUT mov ecx, msg3 mov edx, len3 int 0x80 mov eax,SYS_EXIT ;system call number (sys_exit) int 0x80 ;call kernel section .data msg1 db 'Hello, programmers!',0xA,0xD len1 equ $ - msg1 msg2 db 'Welcome to the world of,', 0xA,0xD len2 equ $ - msg2 msg3 db 'Linux assembly programming! ' len3 equ $- msg3 </code></pre>