--- a/lib/libc/hash/sha2.c	2019-07-23 15:35:22.000000000 +0300
+++ b/lib/libc/hash/sha2.c	2020-10-15 16:36:04.849056534 +0300
@@ -35,6 +35,8 @@
  */
 
 #include <sys/types.h>
+#include <sys/cdefs.h>
+#include <sys/compat.h>
 
 #include <string.h>
 #include <sha2.h>