$NetBSD: patch-cb,v 1.10 2018/09/27 15:29:06 triaxx Exp $

Support for Common Access Method.

--- interface/low_interface.h.orig	2008-09-11 10:43:52.000000000 +0000
+++ interface/low_interface.h
@@ -26,6 +26,7 @@
 #include <sys/time.h>
 #include <sys/types.h>
 
+#ifdef __linux__
 #include <linux/major.h>
 #include <linux/version.h>
 
@@ -54,6 +55,26 @@
 #include <linux/cdrom.h>
 #include <linux/major.h>
 
+#elif defined(__sun)
+
+#include <sys/cdio.h>
+
+#elif defined(__FreeBSD__) || defined(__DragonFly__)
+
+#include <sys/cdio.h>
+#include <sys/cdrio.h>
+
+#define CAM_NO_SCSI_INQUIRY
+#include <cam/scsi/scsi_message.h>
+#include <cam/scsi/scsi_sg.h>
+#include <camlib.h>
+
+#elif defined(__NetBSD__)
+
+#include <sys/scsiio.h>
+#include <sys/cdio.h>
+#endif
+
 #include "cdda_interface.h"
 
 #ifndef SG_EMULATED_HOST
@@ -100,17 +121,29 @@ typedef struct sg_io_hdr
 struct cdda_private_data {
   struct sg_header *sg_hd;
   unsigned char *sg_buffer; /* points into sg_hd */
+#if defined(__APPLE__) && defined(__MACH__)
+  /* don't need clock */
+#else
   clockid_t clock;
+#endif
   int last_milliseconds;
 };
 
 #define MAX_RETRIES 8
 #define MAX_BIG_BUFF_SIZE 65536
 #define MIN_BIG_BUFF_SIZE 4096
+#ifdef __linux__
 #define SG_OFF sizeof(struct sg_header)
+#elif defined(__FreeBSD__) || defined(__DragonFly__)
+#define SG_OFF (0)
+#elif defined(__NetBSD__)
+#define SG_OFF sizeof(scsireq_t)
+#endif
 
 extern int  cooked_init_drive (cdrom_drive *d);
+#if !defined(__FreeBSD__) && !defined(__DragonFly__)
 extern unsigned char *scsi_inquiry (cdrom_drive *d);
+#endif
 extern int  scsi_init_drive (cdrom_drive *d);
 #ifdef CDDA_TEST
 extern int  test_init_drive (cdrom_drive *d);