installed *.el files are not compressed; otherwise, you will not be
able to use JIT native compilation of the installed *.el files.
+Note that JIT native compilation is done in a fresh session of Emacs
+that is run in a subprocess, so it can legitimately report some
+warnings and errors that aren't uncovered by byte-compilation. We
+recommend examining any such warnings before you decide they are
+false.
+
** The Cairo graphics library is now used by default if present.
'--with-cairo' is now the default, if the appropriate development files
are found by 'configure'. Note that building with Cairo means using