diff --git a/src/Makefile.am b/src/Makefile.am
index 8967abf..9303954 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,360 +1,358 @@
 # Makefile.am for libgpg-error.
 # Copyright (C) 2003, 2004, 2014 g10 Code GmbH
 #
 # This file is part of libgpg-error.
 #
 # libgpg-error is free software; you can redistribute it and/or modify
 # it under the terms of the GNU Lesser General Public License as
 # published by the Free Software Foundation; either version 2.1 of the
 # License, or (at your option) any later version.
 #
 # libgpg-error is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Lesser General Public License for more details.
 #
 # You should have received a copy of the GNU Lesser General Public
 # License along with this program; if not, see <https://www.gnu.org/licenses/>.
 # SPDX-License-Identifier: LGPL-2.1+
 
 
 #
 # We distribute the generated sources err-sources.h and err-codes.h,
 # because they are needed to build the po directory, and they don't
 # depend on the configuration anyway.
 #
 
 if HAVE_W32CE_SYSTEM
 gpg_extra_headers = gpg-extra/errno.h
 extra_cppflags = -idirafter gpg-extra
 else
 gpg_extra_headers =
 extra_cppflags =
 endif
 
 localedir = $(datadir)/locale
 
 bin_PROGRAMS = gpg-error
 
 if HAVE_W32_SYSTEM
 noinst_PROGRAMS = gen-w32-lock-obj
 else
 noinst_PROGRAMS = gen-posix-lock-obj
 endif
 
 # Distributed lock object definitions for cross compilation.
 lock_obj_pub = \
         syscfg/lock-obj-pub.aarch64-unknown-linux-gnu.h     \
         syscfg/lock-obj-pub.aarch64-unknown-linux-gnu_ilp32.h \
 	syscfg/lock-obj-pub.aarch64-apple-darwin.h          \
         syscfg/lock-obj-pub.alpha-unknown-linux-gnu.h       \
         syscfg/lock-obj-pub.arm-unknown-linux-androideabi.h \
         syscfg/lock-obj-pub.arm-unknown-linux-gnueabi.h     \
 	syscfg/lock-obj-pub.arm-apple-darwin.h              \
         syscfg/lock-obj-pub.hppa-unknown-linux-gnu.h        \
 	syscfg/lock-obj-pub.i386-apple-darwin.h             \
         syscfg/lock-obj-pub.i686-unknown-gnu.h              \
         syscfg/lock-obj-pub.i686-unknown-kfreebsd-gnu.h     \
         syscfg/lock-obj-pub.i686-unknown-linux-gnu.h        \
         syscfg/lock-obj-pub.m68k-unknown-linux-gnu.h        \
         syscfg/lock-obj-pub.mips-unknown-linux-gnu.h        \
         syscfg/lock-obj-pub.mips64el-unknown-linux-gnuabi64.h \
         syscfg/lock-obj-pub.mipsel-unknown-linux-gnu.h      \
 	syscfg/lock-obj-pub.nios2-unknown-linux-gnu.h       \
         syscfg/lock-obj-pub.or1k-unknown-linux-gnu.h        \
         syscfg/lock-obj-pub.powerpc-unknown-linux-gnu.h     \
         syscfg/lock-obj-pub.powerpc64-unknown-linux-gnu.h   \
 	syscfg/lock-obj-pub.powerpc64le-unknown-linux-gnu.h \
 	syscfg/lock-obj-pub.powerpc-unknown-linux-gnuspe.h  \
 	syscfg/lock-obj-pub.riscv64-unknown-linux-gnu.h     \
 	syscfg/lock-obj-pub.riscv32-unknown-linux-gnu.h     \
         syscfg/lock-obj-pub.s390x-unknown-linux-gnu.h       \
         syscfg/lock-obj-pub.sh3-unknown-linux-gnu.h         \
         syscfg/lock-obj-pub.sh4-unknown-linux-gnu.h         \
         syscfg/lock-obj-pub.sparc-unknown-linux-gnu.h       \
         syscfg/lock-obj-pub.sparc64-unknown-linux-gnu.h     \
 	syscfg/lock-obj-pub.x86_64-apple-darwin.h           \
         syscfg/lock-obj-pub.x86_64-unknown-kfreebsd-gnu.h   \
         syscfg/lock-obj-pub.x86_64-unknown-linux-gnu.h      \
         syscfg/lock-obj-pub.x86_64-unknown-linux-gnux32.h   \
         syscfg/lock-obj-pub.x86_64-unknown-linux-musl.h     \
 	syscfg/lock-obj-pub.tilegx-unknown-linux-gnu.h      \
 	syscfg/lock-obj-pub.ia64-unknown-linux-gnu.h        \
 	syscfg/lock-obj-pub.mingw32.h
 
 
 lib_LTLIBRARIES = libgpg-error.la
 nodist_include_HEADERS = gpg-error.h gpgrt.h
 dist_bin_SCRIPTS = gpgrt-config
 bin_SCRIPTS = gpg-error-config
 m4datadir = $(datadir)/aclocal
 m4data_DATA = gpg-error.m4 gpgrt.m4
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = gpg-error.pc
 
 EXTRA_DIST = mkstrtable.awk err-sources.h.in err-codes.h.in \
 	mkerrnos.awk errnos.in README \
 	mkerrcodes.awk mkerrcodes1.awk mkerrcodes2.awk mkerrcodes.c \
 	mkheader.c gpg-error.h.in mkw32errmap.c w32-add.h w32ce-add.h \
 	err-sources.h err-codes.h gpg-error-config.in gpg-error.m4 gpgrt.m4 \
 	gpg-error.vers gpg-error.def.in \
         versioninfo.rc.in gpg-error.w32-manifest.in \
 	gpg-error-config-test.sh gpg-error.pc.in \
 	$(lock_obj_pub)
 
 BUILT_SOURCES = $(srcdir)/err-sources.h $(srcdir)/err-codes.h \
 	code-to-errno.h code-from-errno.h \
 	err-sources-sym.h err-codes-sym.h errnos-sym.h gpg-error.h gpgrt.h \
 	gpg-error.def mkw32errmap.map.c
 
 tmp_files = _mkerrcodes.h _gpg-error.def.h mkw32errmap.tab.h mkw32errmap.map.c
 
 CLEANFILES = code-to-errno.h code-from-errno.h \
 	gpg-error.h gpgrt.h \
         mkerrcodes$(EXEEXT_FOR_BUILD) mkerrcodes.h gpg-error.def mkw32errmap.tab.h \
 	mkw32errmap.map.c err-sources-sym.h err-codes-sym.h errnos-sym.h \
 	gpg-extra/errno.h mkheader$(EXEEXT_FOR_BUILD) \
 	gpg-error-config gpg-error-config-test.log \
 	$(tmp_files) lock-obj-pub.native.h
 
 MAINTAINERCLEANFILES = $(srcdir)/err-sources.h $(srcdir)/err-codes.h
 
 TESTS = gpg-error-config-test.sh
 
 #
 # {{{ Begin Windows part
 #
 if HAVE_W32_SYSTEM
 arch_sources = w32-gettext.c w32-lock.c w32-lock-obj.h w32-thread.c \
 	       w32-iconv.c w32-estream.c w32-reg.c spawn-w32.c
 RCCOMPILE = $(RC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
             -DLOCALEDIR=\"$(localedir)\" $(AM_CPPFLAGS) $(CPPFLAGS)
 LTRCCOMPILE = $(LIBTOOL) --mode=compile --tag=RC $(RCCOMPILE)
 
 SUFFIXES = .rc .lo
 
 .rc.lo:
 	$(LTRCCOMPILE) -i "$<" -o "$@"
 
 gpg_error_res = versioninfo.lo
-no_undefined = -no-undefined
 export_symbols = -export-symbols gpg-error.def
 # i686-w64-mingw32.gcc version 4.9.1 takes the long long helper
 # functions from libgcc_s_sjlj-1.dll and not from a static libgcc.  As
 # a plain C program we do not use exception handler and thus there is
 # no need to use this DLL.  Thus we force gcc to link that statically.
 extra_ltoptions = -XCClinker -static-libgcc
 
 versioninfo.lo : gpg-error.w32-manifest
 
 install-def-file: gpg-error.def
 	-$(INSTALL) -d $(DESTDIR)$(libdir)
 	$(INSTALL) gpg-error.def $(DESTDIR)$(libdir)/gpg-error.def
 
 uninstall-def-file:
 	-rm $(DESTDIR)$(libdir)/gpg-error.def
 
 libgpg_error_la_DEPENDENCIES = $(gpg_error_res) gpg-error.def
 intllibs =
 socklibs = -lws2_32
 
 #
 # }}} End Windows part
 #
 else
 #
 # {{{ Begin Unix part
 #
 arch_sources = posix-lock.c posix-lock-obj.h posix-thread.c spawn-posix.c
 gpg_error_res =
-no_undefined =
 export_symbols =
 extra_ltoptions =
 
 install-def-file:
 uninstall-def-file:
 
 intllibs = @LTLIBINTL@
 socklibs =
 
 endif
 #
 # }}} End Unix part
 #
 
 if HAVE_LD_VERSION_SCRIPT
   libgpg_error_vers_opt = -Wl,--version-script=$(srcdir)/gpg-error.vers
 else
   libgpg_error_vers_opt =
 endif
 
 libgpg_error_la_LDFLAGS = \
-  $(no_undefined) $(export_symbols) $(libgpg_error_vers_opt) \
+  -no-undefined $(export_symbols) $(libgpg_error_vers_opt) \
   $(extra_ltoptions) -version-info \
   @LIBGPG_ERROR_LT_CURRENT@:@LIBGPG_ERROR_LT_REVISION@:@LIBGPG_ERROR_LT_AGE@
 
 libgpg_error_la_SOURCES = gettext.h $(arch_sources) \
 	gpgrt-int.h init.c init.h version.c lock.h thread.h \
 	estream.c estream-printf.c estream-printf.h \
 	strsource.c strerror.c code-to-errno.c code-from-errno.c \
 	visibility.c visibility.h \
 	sysutils.c \
 	syscall-clamp.c \
 	logging.c \
 	b64dec.c b64enc.c \
 	argparse.c
 
 
 nodist_libgpg_error_la_SOURCES = gpg-error.h
 
 # libgpg_error_la_DEPENDENCIES = \
 #        $(srcdir)/gpg-error.vers
 
 # Note that RCCOMPILE needs the same defines as ..._la_CPPFLAGS but
 # without the extra_cppflags because they may include am -idirafter
 # which is not supported by the RC compiler.
 libgpg_error_la_CPPFLAGS = -DLOCALEDIR=\"$(localedir)\" $(extra_cppflags)
 libgpg_error_la_LIBADD = $(gpg_error_res) $(intllibs) $(socklibs) $(LIBTHREAD)
 
 gpg_error_SOURCES = strsource-sym.c strerror-sym.c gpg-error.c
 gpg_error_CPPFLAGS = -DPKGDATADIR=\"$(pkgdatadir)\" \
                      -DLOCALEDIR=\"$(localedir)\" $(extra_cppflags)
 gpg_error_LDADD = libgpg-error.la $(LTLIBINTL)
 
 # We build err-sources.h and err-codes.h in the source directory.
 # This is needed because gettext does only look into the source
 # directory to find the files listed in po/POTFILE.in.  To make these
 # rules work we also need to depend on Makefile.am and not on the
 # generated files Makefile.in or Makefile.
 $(srcdir)/err-sources.h: Makefile.am mkstrtable.awk err-sources.h.in
 	$(AWK) -f $(srcdir)/mkstrtable.awk -v textidx=3 \
 		$(srcdir)/err-sources.h.in >$@
 
 err-sources-sym.h: Makefile mkstrtable.awk err-sources.h.in
 	$(AWK) -f $(srcdir)/mkstrtable.awk -v textidx=2 -v nogettext=1 \
 		$(srcdir)/err-sources.h.in >$@
 
 $(srcdir)/err-codes.h: Makefile.am mkstrtable.awk err-codes.h.in
 	$(AWK) -f $(srcdir)/mkstrtable.awk -v textidx=3 \
 		$(srcdir)/err-codes.h.in >$@
 
 err-codes-sym.h: Makefile mkstrtable.awk err-codes.h.in
 	$(AWK) -f $(srcdir)/mkstrtable.awk -v textidx=2 -v nogettext=1 \
 		$(srcdir)/err-codes.h.in >$@
 
 code-to-errno.h: Makefile mkerrnos.awk errnos.in
 	$(AWK) -f $(srcdir)/mkerrnos.awk $(srcdir)/errnos.in >$@
 
 # It is correct to use $(CPP).  We want the host's idea of the error codes.
 mkerrcodes.h: Makefile mkerrcodes.awk $(gpg_extra_headers)
 	$(AWK) -f $(srcdir)/mkerrcodes1.awk $(srcdir)/errnos.in >_$@
 	$(CPP) $(CPPFLAGS) $(extra_cppflags) -P _$@ | grep GPG_ERR_ | \
                $(AWK) -f $(srcdir)/mkerrcodes.awk >$@
 	-rm _$@
 
 if HAVE_W32CE_SYSTEM
 # It is correct to use $(CPP).  We want the host's idea of the error codes.
 mkw32errmap.tab.h: Makefile mkw32errmap.c
 	$(CPP) -DRESOLVE_MACROS $(srcdir)/mkw32errmap.c | \
 	      grep '{&mkw32errmap_marker' >$@
 mkw32errmap.map.c: mkw32errmap$(EXEEXT_FOR_BUILD)
 	./mkw32errmap$(EXEEXT_FOR_BUILD) --map > $@
 gpg-extra/errno.h: mkw32errmap$(EXEEXT_FOR_BUILD)
 	-$(MKDIR_P) gpg-extra
 	./mkw32errmap$(EXEEXT_FOR_BUILD) > $@
 else
 mkw32errmap.map.c:
 	echo "/*dummy*/" > $@
 endif
 
 # We use CC proper for preprocessing thus we have to convince it that
 # the data is really to be preprocessed.
 gpg-error.def: Makefile gpg-error.def.in
 	cat $(srcdir)/gpg-error.def.in >_$@.h
 	$(CPP) $(DEFAULT_INCLUDES) $(INCLUDES) $(extra_cppflags) _$@.h | \
 	  grep -v '^#' >$@
 	-rm _$@.h
 
 # It is correct to use $(CC_FOR_BUILD) here.  We want to run the
 # program at build time.
 mkerrcodes$(EXEEXT_FOR_BUILD): mkerrcodes.c mkerrcodes.h Makefile
 	$(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) \
 	$(CPPFLAGS_FOR_BUILD) -I. -I$(srcdir) -o $@ $(srcdir)/mkerrcodes.c
 
 if HAVE_W32CE_SYSTEM
 # It is correct to use $(CC_FOR_BUILD) here.  We want to run the
 # program at build time.
 mkw32errmap$(EXEEXT_FOR_BUILD): mkw32errmap.c mkw32errmap.tab.h Makefile
 	$(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) \
 	$(CPPFLAGS_FOR_BUILD) -I. -I$(srcdir) -o $@ $(srcdir)/mkw32errmap.c
 endif
 
 code-from-errno.h: mkerrcodes$(EXEEXT_FOR_BUILD) Makefile
 	./mkerrcodes$(EXEEXT_FOR_BUILD) | $(AWK) -f $(srcdir)/mkerrcodes2.awk >$@
 
 errnos-sym.h: Makefile mkstrtable.awk errnos.in
 	$(AWK) -f $(srcdir)/mkstrtable.awk -v textidx=2 -v nogettext=1 \
 		-v prefix=GPG_ERR_ -v pkg_namespace=errnos_ \
 		$(srcdir)/errnos.in >$@
 
 
 mkheader$(EXEEXT_FOR_BUILD): mkheader.c Makefile
 	$(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) \
 	$(CPPFLAGS_FOR_BUILD) -g -I. -I$(srcdir) -o $@ $(srcdir)/mkheader.c
 
 parts_of_gpg_error_h = 	 	\
 	gpg-error.h.in  	\
 	err-sources.h.in 	\
 	err-codes.h.in 	 	\
 	errnos.in 	 	\
 	w32-add.h	 	\
 	w32ce-add.h      	\
 	$(lock_obj_pub)
 
 # If we are cross-compiling or building on Windows we better make sure
 # that no stale native lock include file will be found by mkheader.
 if FORCE_USE_SYSCFG
 pre_mkheader_cmds = if test -f lock-obj-pub.native.h; \
                     then rm lock-obj-pub.native.h; fi
 mkheader_opts = --cross
 else
 pre_mkheader_cmds = :
 mkheader_opts =
 parts_of_gpg_error_h += ./lock-obj-pub.native.h
 
 ./lock-obj-pub.native.h: Makefile gen-posix-lock-obj$(EXEEXT) posix-lock-obj.h
 	./gen-posix-lock-obj >$@
 endif
 
 # We also depend on versioninfo.rc because that is build by
 # config.status and thus has up-to-date version numbers.
 gpg-error.h: Makefile mkheader$(EXEEXT_FOR_BUILD) $(parts_of_gpg_error_h) \
              versioninfo.rc ../config.h
 	$(pre_mkheader_cmds)
 	./mkheader$(EXEEXT_FOR_BUILD) $(mkheader_opts)       \
                    $(host_triplet)  $(srcdir)/gpg-error.h.in \
                    ../config.h $(PACKAGE_VERSION) $(VERSION_NUMBER) >$@
 
 gpgrt.h: gpg-error.h
 	cp gpg-error.h gpgrt.h
 
 gpg-error-config: gpgrt-config gpg-error-config-old
 	@echo $(ECHO_N) "Confirm gpg-error-config works... $(ECHO_C)"
 	@if ./gpg-error-config-test.sh --old-new; then \
 	  echo "good";                                         \
 	else                                                   \
 	  echo "no";                                           \
 	  echo "***  Please report to <https://bugs.gnupg.org> with gpg-error-config-test.log"; \
 	  exit 1; \
 	fi
 	cp gpg-error-config-old $@
 
 install-data-local:
 if HAVE_W32CE_SYSTEM
 	-$(MKDIR_P) "$(DESTDIR)$(includedir)/gpg-extra"
 	$(INSTALL_DATA) gpg-extra/errno.h \
                          "$(DESTDIR)$(includedir)/gpg-extra/errno.h"
 else
         :
 endif