Update after gnulib changed.
diff --git a/.gitignore b/.gitignore
index 3d57795..cb408ce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,6 +31,7 @@
/srclib/areadlink.c
/srclib/areadlink.h
/srclib/basename-lgpl.c
+/srclib/basename-lgpl.h
/srclib/binary-io.c
/srclib/binary-io.h
/srclib/c-ctype.c
@@ -38,14 +39,20 @@
/srclib/canonicalize-lgpl.c
/srclib/careadlinkat.c
/srclib/careadlinkat.h
-/srclib/dirname-lgpl.c
-/srclib/dirname.h
-/srclib/dosname.h
+/srclib/cloexec.c
+/srclib/cloexec.h
+/srclib/close.c
+/srclib/dup2.c
/srclib/errno.in.h
/srclib/error.c
/srclib/error.h
/srclib/fcntl.in.h
+/srclib/fcntl.c
+/srclib/fd-hook.c
+/srclib/fd-hook.h
/srclib/filename.h
+/srclib/fstat.c
+/srclib/getdtablesize.c
/srclib/getprogname.c
/srclib/getprogname.h
/srclib/gettext.h
@@ -53,13 +60,13 @@
/srclib/limits.in.h
/srclib/localcharset.h
/srclib/lstat.c
-/srclib/malloc.c
/srclib/malloca.c
/srclib/malloca.h
/srclib/msvc-inval.c
/srclib/msvc-inval.h
/srclib/msvc-nothrow.c
/srclib/msvc-nothrow.h
+/srclib/open.c
/srclib/pathmax.h
/srclib/progname.c
/srclib/progname.h
@@ -91,7 +98,6 @@
/srclib/strerror-override.h
/srclib/strerror.c
/srclib/string.in.h
-/srclib/stripslash.c
/srclib/sys-limits.h
/srclib/sys_stat.in.h
/srclib/sys_types.in.h
@@ -115,17 +121,21 @@
/srcm4/alloca.m4
/srcm4/asm-underscore.m4
/srcm4/canonicalize.m4
+/srcm4/close.m4
/srcm4/codeset.m4
-/srcm4/dirname.m4
/srcm4/double-slash-root.m4
+/srcm4/dup2.m4
/srcm4/eealloc.m4
/srcm4/environ.m4
/srcm4/errno_h.m4
/srcm4/error.m4
/srcm4/extensions.m4
/srcm4/extern-inline.m4
+/srcm4/fcntl.m4
/srcm4/fcntl-o.m4
/srcm4/fcntl_h.m4
+/srcm4/fstat.m4
+/srcm4/getdtablesize.m4
/srcm4/getprogname.m4
/srcm4/gettext.m4
/srcm4/gnulib-common.m4
@@ -143,16 +153,20 @@
/srcm4/libunistring-base.m4
/srcm4/limits-h.m4
/srcm4/lstat.m4
-/srcm4/malloc.m4
/srcm4/malloca.m4
/srcm4/mbstate_t.m4
+/srcm4/mode_t.m4
/srcm4/msvc-inval.m4
/srcm4/msvc-nothrow.m4
/srcm4/multiarch.m4
/srcm4/nls.m4
/srcm4/nocrash.m4
/srcm4/off_t.m4
+/srcm4/open.m4
+/srcm4/open-cloexec.m4
+/srcm4/open-slash.m4
/srcm4/pathmax.m4
+/srcm4/pid_t.m4
/srcm4/po.m4
/srcm4/progtest.m4
/srcm4/raise.m4
@@ -168,6 +182,7 @@
/srcm4/ssize_t.m4
/srcm4/stat-time.m4
/srcm4/stat.m4
+/srcm4/std-gnu11.m4
/srcm4/stdbool.m4
/srcm4/stddef_h.m4
/srcm4/stdint.m4
diff --git a/ChangeLog b/ChangeLog
index c7f1db2..6a274d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2020-08-29 Bruno Haible <bruno@clisp.org>
+
+ Update after gnulib changed.
+ * configure.ac (AC_PREREQ): Bump minimum Autoconf version to 2.64.
+
2020-08-06 Bruno Haible <bruno@clisp.org>
Avoid a GCC warning with GCC >= 7.
diff --git a/configure.ac b/configure.ac
index 91b7ec7..e67c2fb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-dnl Copyright (C) 1999-2011, 2016, 2018-2019 Free Software Foundation, Inc.
+dnl Copyright (C) 1999-2011, 2016, 2018-2020 Free Software Foundation, Inc.
dnl This file is part of the GNU LIBICONV Library.
dnl
dnl The GNU LIBICONV Library is free software; you can redistribute it
@@ -15,7 +15,7 @@
dnl License along with the GNU LIBICONV Library; see the file COPYING.LIB.
dnl If not, see <https://www.gnu.org/licenses/>.
-AC_PREREQ([2.63])
+AC_PREREQ([2.64])
AC_INIT([libiconv], [1.16])
AC_CONFIG_SRCDIR([lib/iconv.c])
AC_CONFIG_AUX_DIR([build-aux])
diff --git a/libcharset/ChangeLog b/libcharset/ChangeLog
index 833a3c4..33fa887 100644
--- a/libcharset/ChangeLog
+++ b/libcharset/ChangeLog
@@ -1,3 +1,8 @@
+2020-08-29 Bruno Haible <bruno@clisp.org>
+
+ Update after gnulib changed.
+ * configure.ac (AC_PREREQ): Bump minimum Autoconf version to 2.64.
+
2019-12-23 Bruno Haible <bruno@clisp.org>
Allow libiconv to export the symbol 'locale_charset'.
diff --git a/libcharset/configure.ac b/libcharset/configure.ac
index 46e8ff8..b4cdb0b 100644
--- a/libcharset/configure.ac
+++ b/libcharset/configure.ac
@@ -1,4 +1,4 @@
-dnl Copyright (C) 2000-2003, 2005-2009, 2016, 2018-2019 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2003, 2005-2009, 2016, 2018-2020 Free Software Foundation, Inc.
dnl This file is part of the GNU CHARSET Library.
dnl
dnl The GNU CHARSET Library is free software; you can redistribute it and/or
@@ -15,7 +15,7 @@
dnl along with the GNU CHARSET Library; see the file COPYING.LIB. If not,
dnl see <https://www.gnu.org/licenses/>.
-AC_PREREQ([2.63])
+AC_PREREQ([2.64])
AC_INIT([libcharset], [1.5])
AC_CONFIG_SRCDIR([lib/localcharset.c])
AC_CONFIG_AUX_DIR([build-aux])
