Removed one patch too many. Ride previous PKGREVISION bump.

devel/libtai/distinfo

@@ -1,7 +1,8 @@
-$NetBSD: distinfo,v 1.5 2017/06/26 00:45:54 schmonz Exp $
+$NetBSD: distinfo,v 1.6 2017/06/26 00:53:48 schmonz Exp $
 
 SHA1 (libtai-0.60.tar.gz) = f4682fb2a98dd7d434aa0cecd9254a58a0bfd9fb
 RMD160 (libtai-0.60.tar.gz) = 706111781e5e5bd7ae888e3cdc169d1d8d29de6f
 SHA512 (libtai-0.60.tar.gz) = e3e6e3e46f3cb869bcd661b0c87aa63116fb0c795078a4e194cffa7fd5425ae322af2c17e8ef37799dad7bac93a72b2e458e9dbd80d825857403060e71ad26b7
 Size (libtai-0.60.tar.gz) = 17300 bytes
 SHA1 (patch-leapsecs.txt) = 957c257bf41fcc50fb8ff7f975bcdbf1d07c6fd9
+SHA1 (patch-leapsecs__read.c) = 0539f385b689c7e7e7e46d734912361c11c276e6

devel/libtai/patches/patch-leapsecs__read.c

@@ -0,0 +1,14 @@
+$NetBSD: patch-leapsecs__read.c,v 1.1 2017/06/26 00:53:48 schmonz Exp $
+
+#include <unistd.h> in leapsecs_read.c so we can read leapsecs.dat.
+
+--- leapsecs_read.c.orig	1998-10-13 16:52:20.000000000 +0000
++++ leapsecs_read.c
+@@ -2,6 +2,7 @@
+ #include <sys/stat.h>
+ #include <fcntl.h>
+ #include <errno.h>
++#include <unistd.h>
+ extern int errno;
+ #include "tai.h"
+ #include "leapsecs.h"