$NetBSD: patch-af,v 1.8 2016/09/09 21:07:23 richard Exp $

* XXXX
* `mode_t' is promoted to `int' when passed through `...'.
* Fix SunOS 64-bit.
* if SYS_open doesn't exist, use SYS_openat

--- libv4l2/v4l2convert.c.orig	2008-08-26 12:32:39.000000000 +0000
+++ libv4l2/v4l2convert.c
@@ -24,11 +24,16 @@
 
 #include <stdarg.h>
 #include <stdlib.h>
+#ifdef __linux__
 #include <syscall.h>
+#else
+#include <sys/syscall.h>
+#endif
 #include <fcntl.h>
 #include <string.h>
 #include <sys/ioctl.h>
 #include <sys/mman.h>
+#ifdef __linux__
 /* These headers are not needed by us, but by linux/videodev2.h,
    which is broken on some systems and doesn't include them itself :( */
 #include <sys/time.h>
@@ -36,8 +41,22 @@
 #include <linux/ioctl.h>
 /* end broken header workaround includes */
 #include <linux/videodev2.h>
+#else
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/ioctl.h>
+#ifdef __sun
+#include <sys/videodev2.h>
+#else
+#include <sys/videoio.h>
+#endif
+#endif
 #include <libv4l2.h>
 
+#ifndef O_LARGEFILE
+#define O_LARGEFILE 0
+#endif
+
 /* Check that open/read/mmap is not a define */
 #if defined open || defined read || defined mmap
 #error open/read/mmap is a prepocessor macro !!
@@ -61,13 +80,20 @@ LIBV4L_PUBLIC int open (const char *file
     mode_t mode;
 
     va_start (ap, oflag);
-    mode = va_arg (ap, mode_t);
+    mode = (sizeof (mode_t) < sizeof (int) ? (mode_t)va_arg (ap, int) : va_arg (ap, mode_t));
 
+#ifdef SYS_open
     fd = syscall(SYS_open, file, oflag, mode);
-
+#else
+    fd = syscall(SYS_openat, AT_FDCWD, file, oflag, mode);
+#endif
     va_end(ap);
   } else
+#ifdef SYS_open
     fd = syscall(SYS_open, file, oflag);
+#else
+    fd = syscall(SYS_openat, AT_FDCWD, file, oflag);
+#endif
   /* end of original open code */
 
   if (fd == -1)
@@ -92,6 +118,7 @@ LIBV4L_PUBLIC int open (const char *file
   return fd;
 }
 
+#if !(defined(__sun) && defined(_LP64))
 LIBV4L_PUBLIC int open64(const char *file, int oflag, ...)
 {
   int fd;
@@ -114,6 +141,7 @@ LIBV4L_PUBLIC int open64(const char *fil
 
   return fd;
 }
+#endif
 
 LIBV4L_PUBLIC int close(int fd)
 {
@@ -137,22 +165,19 @@ LIBV4L_PUBLIC int ioctl (int fd, unsigne
   return v4l2_ioctl (fd, request, arg);
 }
 
-LIBV4L_PUBLIC ssize_t read (int fd, void* buffer, size_t n)
-{
-  return v4l2_read (fd, buffer, n);
-}
-
 LIBV4L_PUBLIC void *mmap(void *start, size_t length, int prot, int flags, int fd,
   __off_t offset)
 {
   return v4l2_mmap(start, length, prot, flags, fd, offset);
 }
 
+#if !(defined(__sun) && defined(_LP64))
 LIBV4L_PUBLIC void *mmap64(void *start, size_t length, int prot, int flags, int fd,
   __off64_t offset)
 {
   return v4l2_mmap(start, length, prot, flags, fd, offset);
 }
+#endif
 
 LIBV4L_PUBLIC int munmap(void *start, size_t length)
 {