--- pmsdk/include/bse.h	2018/08/09 12:28:13	1.1
+++ pmsdk/include/bse.h	2018/08/09 12:28:37	1.1.1.2
@@ -4,10 +4,7 @@
 *
 * This file includes the definitions necessary for writing Base OS/2 applications.
 *
-* Copyright (c) 1987  Microsoft Corporation
-* Copyright (c) 1987  IBM Corporation
-*
-*  3-Dec-87   MPerks  renamed to BSE.H and changed #includes
+* Copyright (c) 1987,1989  Microsoft Corporation
 *
 * ===========================================================================
 *
@@ -17,6 +14,7 @@
 *   INCL_DOS    -  OS/2 DOS Kernel
 *   INCL_SUB    -  OS/2 VIO/KBD/MOU
 *   INCL_DOSERRORS -  OS/2 Errors         - only included if symbol defined
+*   INCL_DOSDEVIOCTL - Structures and constants for DosDevIOCtl
 *
 \***************************************************************************/
 
@@ -27,8 +25,14 @@
     #define INCL_DOS
     #define INCL_SUB
     #define INCL_DOSERRORS
+    #define INCL_DOSDEVICES
+    #define INCL_DOSDEVIOCTL
 #endif /* INCL_BASE */
 
 #include <bsedos.h>       /* Base definitions */
 #include <bsesub.h>       /* VIO/KBD/MOU definitions */
-#include <bseerr.h>       /* Base error code definitions */
+#include <bseerr.h>	  /* Base error code definitions */
+
+#ifdef INCL_DOSDEVIOCTL
+#include <bsedev.h>       /* Structures and constants for DosDevIOCtl */
+#endif /* INCL_DOSDEVIOCTL */