fix

dos/dos.k

@@ -1,20 +1,21 @@
 ; The OS/K Team licences this file to you under the MIT license.
 ; See the LICENSE file in the project root for more information.
 
-hw = "Hello World\n:)"
-
 ;
 ; Entry point
 ;
-main:
+_start:
     ; Initializes the stack
     mov rbp, 0x200000
     mov rsp, rbp
 
-    mov ax0, hw
-    call print
-
+    call main
     stop
 
-include "dos/print.k"
+.1:
+    stop
+    jmp .1
+
+include "dos/print.k"
+include "dos/main.k"
 

dos/main.k

@@ -0,0 +1,17 @@
+; The OS/K Team licences this file to you under the MIT license.
+; See the LICENSE file in the project root for more information.
+
+hw = "Hello World\n:)"
+
+;
+; Main function
+;
+main:
+    enter
+
+    mov ax0, hw
+    call print
+
+    leave
+    ret
+