merge revision(s) e033c9d7db0: [Backport #17549]

	Include missing AvailabilityMacros.h

	---
	 random.c | 4 ++++
	 1 file changed, 4 insertions(+)

1 files changed, 4 insertions, 0 deletions

diff --git a/random.c b/random.c
index 29491fa7fc..61de6bc7aa 100644
--- a/random.c
+++ b/random.c
@@ -55,6 +55,10 @@
 # include <linux/random.h>
 #endif
 
+#if defined __APPLE__
+# include <AvailabilityMacros.h>
+#endif
+
 #include "internal.h"
 #include "internal/array.h"
 #include "internal/compilers.h"