Ternary operator in lib/am files. * automake.in (&transform_token): New. (&transform): Use it. Support %KEY?TRUE:FALSE%. (&make_paragraphs): Adjust the regexp to call %transform. * lib/am/data.am, lib/am/libs.am, lib/am/lisp.am, lib/am/ltlib.am, * lib/am/progs.am, lib/am/python.am, lib/am/scripts.am: Use %KEY?TRUE:FALSE%. * lib/am/inst-vars.am (am__strip_dir): Assign the result to f to be more alike am__vpath_adj. Adjust dependencies. Signed-off-by: Akim Demaille <akim@lrde.epita.fr>