[V3 patch] cygwin configuration (2)

[Benjamin Kosnik]

This plus other relevant bits from previous postings have been amalgamated
into this patch, which is now in. Thanks for working on this.

bootstrapped on 6x86/linux

2000-11-26  David Billinghurst  <David.Billinghurst@riotinto.com>
	    Benjamin Kosnik  <bkoz@redhat.com>
	
        * mkcheck.in: Add exe extension to printnow executable, abstract
	out call to this with TIMER_COMMAND.
	* configure.target (l_glibcpp_cxxflags): Add cygwin support.
	* acinclude.m4 (GLIBCPP_CHECK_CTYPE_SUPPORT): Correct paths.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.