--- cvsroot/Coro/Changes	2017/07/14 02:51:11	1.665
+++ cvsroot/Coro/Changes	2017/07/14 02:55:09	1.666
@@ -10,8 +10,11 @@
           minimum requirement in Makefile.PL.
 	- experimental 5.24 compatibility changes (SUB_ARGARRAY).
         - experimental 5.26 compatibility changes (PL_comppad -> PADOFFSET).
+        - disable FORTIFY_SOURCE to avoid broken (but well-intentioned)
+          fortified longjmp variants in some libcs.
 	- re-try JIT allocation without PROT_EXEC, to hopefully improve
-          portability.
+          portability (still doesn't seem to work around broken selinux
+          mmap everywhere).
 
 6.511 Sun Jun 26 23:44:50 CEST 2016
 	- make it compile with threaded perls again.