Index: devel/autoconf-archive/Makefile
===================================================================
--- devel/autoconf-archive/Makefile
+++ devel/autoconf-archive/Makefile
@@ -3,7 +3,6 @@
 
 PORTNAME=	autoconf-archive
 PORTVERSION=	0.${DISTDATE:C/-/./g}
-PORTREVISION=	1
 CATEGORIES=	devel
 MASTER_SITES=	GNU
 DISTNAME=	${PORTNAME}-${DISTDATE}
@@ -12,7 +11,7 @@
 COMMENT=	Set of useful GNU Autoconf macros
 
 USES=		makeinfo tar:xz
-DISTDATE=	2017.09.28
+DISTDATE=	2019.01.06
 GNU_CONFIGURE=	yes
 INFO=		${PORTNAME}
 
Index: devel/autoconf-archive/distinfo
===================================================================
--- devel/autoconf-archive/distinfo
+++ devel/autoconf-archive/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1508520320
-SHA256 (autoconf-archive-2017.09.28.tar.xz) = 5c9fb5845b38b28982a3ef12836f76b35f46799ef4a2e46b48e2bd3c6182fa01
-SIZE (autoconf-archive-2017.09.28.tar.xz) = 645388
+TIMESTAMP = 1587082385
+SHA256 (autoconf-archive-2019.01.06.tar.xz) = 17195c833098da79de5778ee90948f4c5d90ed1a0cf8391b4ab348e2ec511e3f
+SIZE (autoconf-archive-2019.01.06.tar.xz) = 651320
Index: devel/autoconf-archive/pkg-plist
===================================================================
--- devel/autoconf-archive/pkg-plist
+++ devel/autoconf-archive/pkg-plist
@@ -435,6 +435,7 @@
 %%MACRODIR%%/ax_prog_crontab.m4
 %%MACRODIR%%/ax_prog_cxx_for_build.m4
 %%MACRODIR%%/ax_prog_cxx_mpi.m4
+%%MACRODIR%%/ax_prog_date.m4
 %%MACRODIR%%/ax_prog_dotnetcore_version.m4
 %%MACRODIR%%/ax_prog_doxygen.m4
 %%MACRODIR%%/ax_prog_emacs.m4
@@ -498,6 +499,7 @@
 %%MACRODIR%%/ax_python_embed.m4
 %%MACRODIR%%/ax_python_module.m4
 %%MACRODIR%%/ax_python_module_version.m4
+%%MACRODIR%%/ax_r_package.m4
 %%MACRODIR%%/ax_recursive_eval.m4
 %%MACRODIR%%/ax_require_defined.m4
 %%MACRODIR%%/ax_require_one_func.m4
@@ -568,7 +570,3 @@
 %%MACRODIR%%/ax_xtra_classpath.m4
 %%MACRODIR%%/ax_zmq.m4
 %%MACRODIR%%/ax_zoneinfo.m4
-%%DATADIR%%/AUTHORS
-%%DATADIR%%/COPYING
-%%DATADIR%%/COPYING.EXCEPTION
-%%DATADIR%%/README