define ENOTSUP the same that the other errors

aliguori: ENOTSUP is not 4096 universally, only on OpenBSD
Signed-off-by: NJuan Quintela <quintela@redhat.com>
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

configure

@@ -265,7 +265,6 @@ oss_lib="-lossaudio"
 ;;
 OpenBSD)
 bsd="yes"
-openbsd="yes"
 audio_drv_list="oss"
 audio_possible_drivers="oss sdl esd"
 oss_lib="-lossaudio"
@@ -1544,10 +1543,6 @@ EOF
   fi
 fi
 
-if [ "$openbsd" = "yes" ] ; then
-  echo "#define ENOTSUP 4096" >> $config_host_h
-fi
-
 if test "$darwin" = "yes" ; then
   echo "CONFIG_DARWIN=y" >> $config_host_mak
   echo "#define CONFIG_DARWIN 1" >> $config_host_h

qemu-common.h

@@ -38,6 +38,9 @@
 #ifndef ENOMEDIUM
 #define ENOMEDIUM ENODEV
 #endif
+#if !defined(ENOTSUP) && defined(__OpenBSD__)
+#define ENOTSUP 4096
+#endif
 
 #ifndef CONFIG_IOVEC
 #define CONFIG_IOVEC
@@ -52,11 +55,9 @@ struct iovec {
 #ifdef _WIN32
 #define fsync _commit
 #define lseek _lseeki64
-#define ENOTSUP 4096
 extern int qemu_ftruncate64(int, int64_t);
 #define ftruncate qemu_ftruncate64
 
-
 static inline char *realpath(const char *path, char *resolved_path)
 {
     _fullpath(resolved_path, path, _MAX_PATH);