chore, also engrave M4 flavour used for yuck build into yuck.pc

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'bld/aix'

* bld/aix:
  chore, also engrave M4 flavour used for yuck build into yuck.pc
minor, actually get m4 flavour from yuck.pc file

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
chore, put yuck.m4 (the autoconf macros) into aclocal dir

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'bld/dist'

* bld/dist:
  chore, put yuck.m4 (the autoconf macros) into aclocal dir
  minor, actually get m4 flavour from yuck.pc file