github.com/olljanat/moby@v1.13.1/contrib/syscall-test/exit32.s (about)

     1  .globl _start
     2  .text
     3  _start:
     4  	xorl	%eax, %eax
     5  	incl	%eax
     6  	movb	$0, %bl
     7  	int	$0x80