--- a/core/isolinux.asm
+++ b/core/isolinux.asm
@@ -283,6 +304,9 @@
 		cmp word [BIOSType],bios_cdrom
 		jne found_drive			; If so, no spec packet...
 
+%if 0
+		; Some BIOSes don't like that call.
+
 		; Now figure out what we're actually doing
 		; Note: use passed-in DL value rather than 7Fh because
 		; at least some BIOSes will get the wrong value otherwise
@@ -303,6 +327,8 @@
 		call crlf
 %endif
 
+%endif
+
 found_drive:
 		; Alright, we have found the drive.  Now, try to find the
 		; boot file itself.  If we have a boot info table, life is
@@ -427,6 +453,9 @@
 %endif
 		jmp all_read			; Jump to main code
 
+%if 0
+		; doesn't work anyway, see above
+
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; Start of BrokenAwardHack --- 10-nov-2002           Knut_Petersen@t-online.de
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
@@ -618,6 +647,7 @@
 		mov si,trysbm_msg
 		call writemsg
 		jmp .found_drive		; Pray that this works...
+%endif
 
 fatal_error:
 		mov si,nothing_msg