--- lxterminal-9b4299c292567b371158368686088900a4c0a128/configure.ac
+++ lxterminal-9b4299c292567b371158368686088900a4c0a128/configure.ac
@@ -1,5 +1,5 @@
-AC_PREREQ(2.57)
-AC_INIT(lxterminal, 0.4.0, http://lxde.org/)
+AC_PREREQ([2.69])
+AC_INIT([lxterminal],[0.4.0],[http://lxde.org/])
 AM_CONFIG_HEADER(config.h)
 # Support silent build rules. Disable by either passing --disable-silent-rules
 # to configure or passing V=1 to make
@@ -7,33 +7,34 @@
 
 AM_INIT_AUTOMAKE([foreign no-dist-gzip dist-xz])
 
+AC_CONFIG_MACRO_DIR([m4])
+AM_GNU_GETTEXT(external)
+AM_GNU_GETTEXT_VERSION(0.22)
+
 AC_PROG_INTLTOOL
 AM_MAINTAINER_MODE([enable])
 
-AC_ISC_POSIX
+AC_SEARCH_LIBS([strerror],[cposix])
 AC_PROG_CC
 AC_PROG_INSTALL
 AM_PROG_CC_C_O
 
-AC_HEADER_STDC
 AC_CHECK_HEADERS(locale.h langinfo.h)
 
 AC_ARG_ENABLE(man,
-       [AC_HELP_STRING([--enable-man],
-               [regenerate roff man pages from Docbook @<:@default=no@:>@])],
+       [AS_HELP_STRING([--enable-man],[regenerate roff man pages from Docbook @<:@default=no@:>@])],
        [enable_man="${enableval}"],
        [enable_man=no]
 )
 
 AC_ARG_ENABLE(more_warnings,
-       [AC_HELP_STRING([--enable-more-warnings],
-               [Add more warnings @<:@default=no@:>@])],
+       [AS_HELP_STRING([--enable-more-warnings],[Add more warnings @<:@default=no@:>@])],
        [enable_more_warnings="${enableval}"],
        [enable_more_warnings=no]
 )
 
 AC_ARG_ENABLE(gtk3,
-AC_HELP_STRING([--enable-gtk3],[enable to use gtk-3.0 instead of gtk-2.0]),
+AS_HELP_STRING([--enable-gtk3],[enable to use gtk-3.0 instead of gtk-2.0]),
 [case "${enableval}" in
   yes)  enable_gtk3=yes ;;
   no)   enable_gtk3=no ;;
@@ -103,7 +104,7 @@
 
 AM_CONDITIONAL(ENABLE_REGENERATE_MAN, test "x$enable_man" != "xno")
 
-AC_OUTPUT([
+AC_CONFIG_FILES([
   Makefile
   src/Makefile
   data/Makefile
@@ -111,6 +112,7 @@
   po/Makefile.in
   man/Makefile
 ])
+AC_OUTPUT
 
 echo
 echo LXTerminal................................... : Version $VERSION