--- src/base.h~	2020-09-28 14:21:33.916904956 -0700
+++ src/base.h	2020-09-28 14:22:29.644236409 -0700
@@ -41,7 +41,7 @@
 #include <vfork.h>
 #endif
 
-#define exiting  _Noreturn
+#define exiting  __attribute__ ((__noreturn__))
 
 /* GCC attributes  */