* Improvements to aclocal and related rebuilds rules:
- - The Autoconf-provided macro AC_CONFIG_MACRO_DIR is now traced by
- aclocal, and can be used to declare the local m4 include directory.
- Formerly, one had to specify it with an explicit '-I' option to the
- 'aclocal' invocation.
+ - Autoconf-provided macros AC_CONFIG_MACRO_DIR and AC_CONFIG_MACRO_DIRS
+ (the latter of which will only be present since Autoconf 2.70) are
+ now traced by aclocal, and can be used to declare the local m4 include
+ directories. Formerly, one had to specify it with an explicit '-I'
+ option to the 'aclocal' invocation.
- The special make variable ACLOCAL_AMFLAGS is deprecated; future
Automake versions will warn about its use, and later version will