[PATCH] remove workaround for old binutils.

Modern binutils spits out a warning, fixing this broke older binutils.
I guess we can do this in 2.5 ?

arch/i386/boot/setup.S

@@ -544,7 +544,7 @@ done_apm_bios:
 	cmpw	$0, %cs:realmode_swtch
 	jz	rmodeswtch_normal
 
-	lcall	*%cs:realmode_swtch
+	lcall	%cs:realmode_swtch
 
 	jmp	rmodeswtch_end