From 98192874896b99167995b15f7e369968dd8f658e Mon Sep 17 00:00:00 2001
From: Sjoerd van der Berg <harekiet@users.sourceforge.net>
Date: Sun, 27 Apr 2003 13:21:35 +0000
Subject: [PATCH] IOCTL Call 9 handled somewhat.

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@971
---
 src/dos/dos_ioctl.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/dos/dos_ioctl.cpp b/src/dos/dos_ioctl.cpp
index 2bcda42b..77ddaba6 100644
--- a/src/dos/dos_ioctl.cpp
+++ b/src/dos/dos_ioctl.cpp
@@ -58,6 +58,17 @@ bool DOS_IOCTL(void) {
 			DOS_SetError(DOSERR_INVALID_DRIVE);
 			return false;
 		}
+	case 0x09:		/* Check if block device remote */
+		drive=reg_bl;if (!drive) drive=dos.current_drive;else drive--;
+		if (Drives[drive]) {
+			reg_dx=0;
+			//TODO Cdrom drives are remote
+			//TODO Set bit 9 on drives that don't support direct I/O
+			return true;
+		} else {
+			DOS_SetError(DOSERR_INVALID_DRIVE);
+			return false;
+		}
 	case 0x0D:		/* Generic block device request */
 		{
 			PhysPt ptr	= SegPhys(ds)+reg_dx;