New in 1.11.4:
-* WARNING: Future backward-incompatibilities!
-
- - The support for the "obscure" multilib feature has been deprecated,
- and will be moved out of the automake core in the next major Automake
- release (1.12).
-
- - The support for ".log -> .html" conversion and the check-html and
- recheck-html targets will be removed in the next major Automake
- release (1.12).
-
- - The obsolescent AM_WITH_REGEX macro has been deprecated (since the
- GNU rx library has been decommissioned), and will be removed in the
- next major Automake release (1.12).
-
- - The `lzma' compression format for distribution archives has been
- deprecated in favor of `xz' and `lzip', and will be removed in the
- next major Automake release (1.12).
-
- - The `--acdir' option of aclocal is deprecated, and will probably be
- removed in the next major Automake release (1.12).
-
- - The exact order in which the directories in the aclocal macro
- search path are looked up is probably going to be changed in the
- next Automake release (1.12).
-
- - The Automake support for automatic de-ANSI-fication will be removed
- in the next major Automake release (1.12).
-
- - Starting from the next Automake release (1.12), warnings in the
- `extra-portability' category will be enabled by `-Wall' (right now,
- one has to use `-Wextra-portability' explicitly).
-
* Miscellaneous changes:
- The 'ar-lib' script now ignores the "s" (symbol index) and "S" (no