tz behavior difference TZif vs. TZif2

[Olson, Arthur David (NIH/NCI) [E]]

Here's a potential fix to the fencepost problem. It regresses correctly
here on elsie; we'll see what happens elsewhere.

Note that this is a change to the 8.2 version circulated earlier this
week.

						--ado

------- zic.c -------
*** /tmp/geta5270	Sat Mar 25 15:47:14 2006
--- /tmp/getb5270	Sat Mar 25 15:47:15 2006
***************
*** 1,4 ****
! static char	elsieid[] = "@(#)zic.c	8.2";
  
  #include "private.h"
  #include "locale.h"
--- 1,4 ----
! static char	elsieid[] = "@(#)zic.c	8.3";
  
  #include "private.h"
  #include "locale.h"
***************
*** 1606,1614 ****
  		thisleaplim = thisleapi + thisleapcnt;
  		for (i = 0; i < typecnt; ++i)
  			writetype[i] = thistimecnt == timecnt;
! 		if (thistimecnt == 0)
! 			writetype[types[thistimelim - 1]] = TRUE;
! 		else {
  			for (i = thistimei - 1; i < thistimelim; ++i)
  				if (i >= 0)
  					writetype[types[i]] = TRUE;
--- 1606,1619 ----
  		thisleaplim = thisleapi + thisleapcnt;
  		for (i = 0; i < typecnt; ++i)
  			writetype[i] = thistimecnt == timecnt;
! 		if (thistimecnt == 0) {
! 			/*
! 			** No transition times fall in the current
! 			** (32- or 64-bit) window.
! 			*/
! 			if (typecnt != 0)
! 				writetype[typecnt - 1] = TRUE;
! 		} else {
  			for (i = thistimei - 1; i < thistimelim; ++i)
  				if (i >= 0)
  					writetype[types[i]] = TRUE;