1999-10-05 Akim Demaille <akim@epita.fr>

1999-10-05  Akim Demaille  <akim@epita.fr>

	Handle arbitrary version numbers.
	Reported by H.J. Lu.

	* acgeneral.m4 (m4_split): Support a second optional argument: a
 	regexp to specify where to split.
	(m4_compare): New macro, compares arbitrary long m4 lists of
 	integers.
	(AC_PREREQ_SPLIT, AC_PREREQ_CANON, AC_PREREQ_COMPARE): Removed,
	replaced by more generic macros.
	(AC_PREREQ): Reimplemented, using m4_compare and m4_split.