--- hatari/src/includes/gemdos.h	2019/04/01 07:09:42	1.1.1.2
+++ hatari/src/includes/gemdos.h	2019/04/01 07:12:38	1.1.1.6
@@ -1,7 +1,11 @@
 /*
-  Hatari
-*/
+  Hatari - gemdos.h
 
+  This file is distributed under the GNU Public License, version 2 or at
+  your option any later version. Read the file gpl.txt for details.
+*/
+#ifndef HATARI_GEMDOS_H
+#define HATARI_GEMDOS_H
 
 /*
   GEMDOS error codes, See 'The Atari Compendium' D.3
@@ -52,7 +56,7 @@
 #define GEMDOS_FILE_ATTRIB_WRITECLOSE    0x20
 
 /*
-  Disc Tranfer Address (DTA)
+  Disk Tranfer Address (DTA)
 */
 #define TOS_NAMELEN  14
 
@@ -92,26 +96,26 @@ typedef struct {
 typedef struct {
   char hd_emulation_dir[MAX_PATH];         /* hd emulation directory */
   char fs_currpath[MAX_PATH];              /* current path */
+  int hd_letter;                           /* drive letter */
 } EMULATEDDRIVE;
 
 extern EMULATEDDRIVE **emudrives;
 
 #define  ISHARDDRIVE(Drive)  (Drive!=-1)
+#define  GEMDOS_EMU_ON  (emudrives != NULL)
 
 extern BOOL bInitGemDOS;
 extern unsigned short int CurrentDrive;
 
 extern void GemDOS_Init(void);
 extern void GemDOS_Reset(void);
+extern void GemDOS_InitDrives(void);
+extern void GemDOS_UnInitDrives(void);
 extern void GemDOS_MemorySnapShot_Capture(BOOL bSave);
-extern void GemDOS_CreateHardDriveFileName(int Drive,char *pszFileName,char *pszDestName);
+extern void GemDOS_CreateHardDriveFileName(int Drive, const char *pszFileName, char *pszDestName);
 extern BOOL GemDOS(void);
 extern void GemDOS_OpCode(void);
 extern void GemDOS_RunOldOpCode(void);
 extern void GemDOS_Boot(void);
 
-
-
-
-
-
+#endif /* HATARI_GEMDOS_H */