-diff -Nur aMule-2.3.1-orig/m4/libpng.m4 aMule-2.3.1/m4/libpng.m4
---- aMule-2.3.1-orig/m4/libpng.m4 2011-10-08 21:05:07.000000000 +0200
-+++ aMule-2.3.1/m4/libpng.m4 2012-02-05 14:08:00.000000000 +0100
-@@ -95,9 +95,9 @@
- SAVED_LDFLAGS=$LDFLAGS
- SAVED_LIBS=$LIBS
+--- aMule-2.3.2/m4/nls.m4.orig 2016-09-16 09:55:06.000000000 +0200
++++ aMule-2.3.2/m4/nls.m4 2017-06-07 15:45:13.860893406 +0200
+@@ -85,7 +85,6 @@
+ AM_GNU_GETTEXT([no-libtool], [need-ngettext])
+ AS_IF([test $USE_INCLUDED_LIBINTL = yes], [INCINTL=-I\${top_builddir}/intl])
-- CFLAGS+=" $LIBPNG_CFLAGS"
-- LDFLAGS+=" $LIBPNG_LDFLAGS"
-- LIBS+=" $LIBPNG_LIBS"
-+ CFLAGS="$CFLAGS $LIBPNG_CFLAGS"
-+ LDFLAGS="$LDFLAGS $LIBPNG_LDFLAGS"
-+ LIBS="$LIBS $LIBPNG_LIBS"
+- AS_IF([test x$USE_NLS = xyes], [MULE_CHECK_AUTOPOINT(, [USE_NLS=no])])
+ AS_IF([test x$USE_NLS = xno -a x${enable_nls:-yes} = xyes], [MULE_WARNING([You need to install GNU gettext/gettext-tools to compile aMule with i18n support.])])
- AC_LINK_IFELSE([
- AC_LANG_PROGRAM([[
+ AS_IF([test ${USE_NLS:-no} = yes], [