; IN:
;  ds:si = start of asciz string
printz:
	push ax
	push si

	.loop:
		lodsb
		test al, al
		jz .end

		call printc

		jmp .loop

		.end:

	pop si
	pop ax
	ret

; IN:
;  al = cp437 character
printc:
	push ax

	cmp al, 10
	jne .output

	mov ax, 0x0e0d
	int 0x10
	mov al, 10

	.output:
		mov ah, 0xe
		int 0x10

	pop ax
	ret