--- ./work/stass-valgrind-freebsd-ce1acb28953f/include/vki/vki-freebsd.h	2020-04-19 15:27:50.119834000 +0200
+++ ./work.new//stass-valgrind-freebsd-ce1acb28953f/include/vki/vki-freebsd.h	2020-04-16 23:40:35.384049000 +0200
@@ -224,6 +224,11 @@
 #define SELFMAG	4		/* magic string size */
 #endif
 
+// see http://bugs.freebsd.org/bugzilla/show_bug.cgi?id=239669
+#if !defined(ELF_NOTE_GNU)
+#define ELF_NOTE_GNU "GNU"
+#endif
+
 //----------------------------------------------------------------------
 // From sys/syslimits.h
 //----------------------------------------------------------------------