removed TOS dependencies with (some shaky) replacements to make everything compile without TOS headers

i2cspi_BaS_gcc/Makefile

@@ -10,7 +10,7 @@
 
 # can be either "Y" or "N" (without quotes). "Y" for using the m68k-elf-, "N" for using the m68k-atari-mint
 # toolchain
-COMPILE_ELF=N
+COMPILE_ELF=Y
 
 ifeq (Y,$(COMPILE_ELF))
 TCPREFIX=m68k-elf-
@@ -71,9 +71,9 @@ CSRCS= \
 	$(SRCDIR)/sd_card.c \
 	$(SRCDIR)/wait.c \
 	$(SRCDIR)/s19reader.c \
-        $(SRCDIR)/flash.c \
+	$(SRCDIR)/flash.c \
-        $(SRCDIR)/fifo.c \
+	$(SRCDIR)/fifo.c \
-        $(SRCDIR)/i2c_firebee.c \
+	$(SRCDIR)/i2c_firebee.c \
 	$(SRCDIR)/usb.c \
 	$(SRCDIR)/usb_kbd.c \
 	$(SRCDIR)/usb_mem.c \

i2cspi_BaS_gcc/include/usb.h

@@ -26,10 +26,10 @@
 #ifndef _USB_H_
 #define _USB_H_
 
-#include <mint/osbind.h>
+
-#include <mint/sysvars.h>
 #include <stdlib.h>
 #include <string.h>
+#include <bas_printf.h>
 #include "pcixbios.h"
 #include "mod_devicetable.h"
 #include "pci_ids.h"
@@ -231,6 +231,15 @@ struct usb_device {
 	int usbnum;
 };
 
+/* Structure returned by Iorec() */
+typedef struct {
+    char    *ibuf;
+    short   ibufsiz;
+    volatile short   ibufhd;
+    volatile short   ibuftl;
+    short   ibuflow;
+    short   ibufhi;
+} _IOREC;
 /**********************************************************************
  * this is how the lowlevel part communicate with the outer world
  */

i2cspi_BaS_gcc/sources/usb_mem.c

@@ -12,8 +12,6 @@
  */
 
 #include "config.h"
-#include <mint/errno.h>
-#include <mint/osbind.h> 
 #include <string.h>
 #include "usb.h"
 
@@ -182,6 +180,8 @@ static void freeit(MD *m, MPB *mp)
 	}
 }
 
+#define EFAULT	-40
+
 int usb_free(void *addr)
 {
 	int level;