.data
str2write:
	.ascii "0wn3d\n"
filename:
	.ascii "test.txt"

.text
	.global _start

_start:
	# This is the file opening part.
	movl	$5,%eax
	movl	$filename,%ebx
	movl	$1,%ecx
	xorl	%edx,%edx
	int	$0x80

	# movl the file descriptor to %ebx.
	movl	%eax,%ebx
	test	%eax,%eax
	js	exit

	# call sys_write, write string.
	movl	$4,%eax
	movl	$str2write,%ecx
	movl	$6,%edx
	int	$0x80

	# close file descriptor
close:
	movl	$6,%eax
	int	$0x80

	# exit
exit:
	movl	$1,%eax
	movl	$0,%ebx
	int	$0x80