--- embedaddon/libiconv/libcharset/configure.ac	2012/02/21 22:57:48	1.1.1.1
+++ embedaddon/libiconv/libcharset/configure.ac	2021/03/17 13:38:46	1.1.1.3
@@ -1,4 +1,4 @@
-dnl Copyright (C) 2000-2003, 2005-2009 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2003, 2005-2009, 2016, 2018-2019 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
@@ -13,20 +13,14 @@ dnl Library General Public License for more details.
 dnl
 dnl You should have received a copy of the GNU Library General Public License
 dnl along with the GNU CHARSET Library; see the file COPYING.LIB.  If not,
-dnl write to the Free Software Foundation, Inc., 51 Franklin Street,
-dnl Fifth Floor, Boston, MA 02110-1301, USA.
+dnl see <https://www.gnu.org/licenses/>.
 
-AC_PREREQ([2.13])
-
-PACKAGE=libcharset
-VERSION=1.4
-
-AC_INIT([lib/localcharset.c])
+AC_PREREQ([2.63])
+AC_INIT([libcharset], [1.4])
+AC_CONFIG_SRCDIR([lib/localcharset.c])
 AC_CONFIG_AUX_DIR([build-aux])
-AC_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADERS([config.h])
 AC_PROG_MAKE_SET
-AC_SUBST([PACKAGE])
-AC_SUBST([VERSION])
 
 dnl           checks for basic programs
 
@@ -40,8 +34,6 @@ AC_CANONICAL_HOST
 
 dnl           checks for installer options
 
-gl_RELOCATABLE_LIBRARY
-
 dnl           checks for programs
 
 dnl           checks for UNIX variants that set DEFS
@@ -53,14 +45,16 @@ dnl           checks for compiler output filename suff
 AC_OBJEXT
 AC_EXEEXT
 
-dnl           check for build configuration
+dnl           checks for build configuration
 
 LT_INIT([win32-dll])
+gl_RELOCATABLE
 gl_VISIBILITY
 
 dnl           checks for header files and functions
 
 AM_LANGINFO_CODESET
+gl_FCNTL_O_FLAGS
 gl_GLIBC21
 AC_CHECK_FUNCS([setlocale])