Meta tweaks

Signed-off-by: Richie Bendall <richiebendall@gmail.com>

a/Assembler NASM Linux.asm

@@ -0,0 +1,20 @@
+section	.text
+    global _start			;must be declared for linker (ld)
+
+_start:					;tell linker entry point
+
+	xor	ebx,ebx 	;ebx=0
+	mov	ecx,msg		;address of message to write
+	lea	edx,[ebx+len]	;message length
+	lea	eax,[ebx+4]	;system call number (sys_write)
+	inc	ebx		;file descriptor (stdout)
+	int	0x80		;call kernel
+
+	xor	eax, eax	;set eax=0
+	inc	eax		;system call number (sys_exit)
+	int	0x80		;call kernel
+
+section	.rodata
+
+msg	db	'Hello, world!',0xa	;our string
+len	equ	$ - msg			;length of our string