1 files changed, 21 insertions, 0 deletions
diff --git a/ext/arc4random/arc4random.hh b/ext/arc4random/arc4random.hh
new file mode 100644
index 0000000..6e01712
--- /dev/null
+++ b/ext/arc4random/arc4random.hh
@@ -0,0 +1,21 @@
+#pragma once
+#include <cstddef>
+#include <cinttypes>
+
+#include "config.h"
+
+extern "C"
+{
+#ifndef HAVE_ARC4RANDOM
+  uint32_t arc4random(void);
+#endif
+#ifndef HAVE_ARC4RANDOM_BUF
+  void arc4random_buf(void* buf, size_t nbytes);
+#endif
+#ifndef HAVE_ARC4RANDOM_UNIFORM
+  uint32_t arc4random_uniform(uint32_t upper_bound);
+#endif
+#ifndef HAVE_EXPLICIT_BZERO
+  void explicit_bzero(void*, size_t len);
+#endif
+}