#define MSR_DDSR 0x02
#define MSR_DCTS 0x01
-#include <sys/dos.h>
-#include <sys/go32.h>
-#include <sys/dpmi.h>
+#include <dos.h>
+#include <go32.h>
+#include <dpmi.h>
+typedef unsigned long u_long;
/* DPMI Communication */
static union REGS dpmi_regs;