Since all platforms except sun include this header,
clean up the ifdefs.

Signed-off-by: Damien Zammit <damien@zamaudio.com>
---
 block/file-posix.c | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/block/file-posix.c b/block/file-posix.c
index 6265d2e248..8a3ba5eecb 100644
--- a/block/file-posix.c
+++ b/block/file-posix.c
@@ -43,9 +43,11 @@
 #include "scsi/constants.h"
 #include "scsi/utils.h"
 
-#if defined(__APPLE__) && (__MACH__)
+#ifndef __sun__
 #include <sys/ioctl.h>
-#if defined(HAVE_HOST_BLOCK_DEVICE)
+#endif
+
+#if defined(__APPLE__) && (__MACH__) && defined(HAVE_HOST_BLOCK_DEVICE)
 #include <paths.h>
 #include <sys/param.h>
 #include <sys/mount.h>
@@ -57,7 +59,6 @@
 //#include <IOKit/storage/IOCDTypes.h>
 #include <IOKit/storage/IODVDMedia.h>
 #include <CoreFoundation/CoreFoundation.h>
-#endif /* defined(HAVE_HOST_BLOCK_DEVICE) */
 #endif
 
 #ifdef __sun__
@@ -65,7 +66,6 @@
 #include <sys/dkio.h>
 #endif
 #ifdef __linux__
-#include <sys/ioctl.h>
 #include <sys/param.h>
 #include <sys/syscall.h>
 #include <sys/vfs.h>
@@ -95,27 +95,20 @@
 #endif
 
 #ifdef __OpenBSD__
-#include <sys/ioctl.h>
 #include <sys/disklabel.h>
 #include <sys/dkio.h>
 #endif
 
 #ifdef __NetBSD__
-#include <sys/ioctl.h>
 #include <sys/disklabel.h>
 #include <sys/dkio.h>
 #include <sys/disk.h>
 #endif
 
 #ifdef __DragonFly__
-#include <sys/ioctl.h>
 #include <sys/diskslice.h>
 #endif
 
-#ifdef EMSCRIPTEN
-#include <sys/ioctl.h>
-#endif
-
 /* OS X does not have O_DSYNC */
 #ifndef O_DSYNC
 #ifdef O_SYNC
-- 
2.51.0