Fix corner case use of exit.
Minor cleanups for init_socket function.
New helper: testdfa.c.
Clarify a bit on FUNCTAB.
Minor change in io.c:iop_finish.
Remove obsolete warning in re.c.
Bug fix for debugger under Windows.
Solaris config and included fixes. See ChangeLog.
Improve fix for debugger on Windows.
Update NEWS.
Minor fix for io.c for VMS.
test/Maketests (clos1way): Set AC_ALL=C, since clos1way.awk no longer does.
Addition in TODO.
Doc update for isarray.
Merge branch 'master' of ssh://git.sv.gnu.org/srv/git/gawk
Merge remote-tracking branch 'origin/gawk-4.1-stable' into gawk-4.1-stable
Merge branch 'gawk-4.1-stable'
Fix inconsistency in system vs pipes in non-socket Windows builds.

 io.c: Move #include "popen.h" out of the HAVE_SOCKETS condition,
 as this is needed for non-sockets builds as well.  See
 http://lists.gnu.org/archive/html/bug-gawk/2013-06/msg00014.html
 for the details of the problem this caused.
Merge branch 'gawk-4.1-stable'
Move clos1way test into Makefile.am.