--- a/drv_generic_parport.c
+++ b/drv_generic_parport.c
@@ -39,16 +39,6 @@
 #include <sys/stat.h>
 #include <sys/ioctl.h>
 
-#ifdef HAVE_SYS_IO_H
-#include <sys/io.h>
-#define WITH_OUTB
-#else
-#ifdef HAVE_ASM_IO_H
-#include <asm/io.h>
-#define WITH_OUTB
-#endif
-#endif
-
 #if defined (HAVE_LINUX_PARPORT_H) && defined (HAVE_LINUX_PPDEV_H)
 #define WITH_PPDEV
 #include <linux/parport.h>
@@ -68,6 +58,11 @@
 /* these signals are inverted by hardware on the parallel port */
 #define PARPORT_CONTROL_INVERTED (PARPORT_CONTROL_STROBE | PARPORT_CONTROL_SELECT | PARPORT_CONTROL_AUTOFD)
 
+#ifndef WITH_OUTB
+#define inb(foo) 0
+#define outb(foo,bar) 0
+#endif
+
 #if !defined(WITH_OUTB) && !defined(WITH_PPDEV)
 #error neither outb() nor ppdev() possible
 #error cannot compile parallel port driver