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-rw-r--r--libavutil/random_seed.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/libavutil/random_seed.c b/libavutil/random_seed.c
index d56280d838..e60ace0090 100644
--- a/libavutil/random_seed.c
+++ b/libavutil/random_seed.c
@@ -18,7 +18,11 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include "config.h"
+
+#if HAVE_UNISTD_H
#include <unistd.h>
+#endif
#include <fcntl.h>
#include <math.h>
#include <time.h>
@@ -34,6 +38,7 @@
static int read_random(uint32_t *dst, const char *file)
{
+#if HAVE_UNISTD_H
int fd = open(file, O_RDONLY);
int err = -1;
@@ -43,6 +48,9 @@ static int read_random(uint32_t *dst, const char *file)
close(fd);
return err;
+#else
+ return -1;
+#endif
}
static uint32_t get_generic_seed(void)