dnl Initialize.
AC_PREREQ(2.63)
-AC_INIT([GNU PSPP], [1.4.2], [bug-gnu-pspp@gnu.org], [pspp])
+AC_INIT([GNU PSPP], [1.5.2], [bug-gnu-pspp@gnu.org], [pspp])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_TESTDIR([tests])
[AS_HELP_STRING([--without-gui],
[Don't build the PSPPIRE GUI (using GTK+)])],
[], [with_gui=yes])
-AM_CONDITIONAL([HAVE_GUI],
+AM_CONDITIONAL([building_gui],
[test "$with_cairo" != no && test "$with_gui" != "no"])
if test "$with_cairo" != no && test "$with_gui" != "no"; then
PKG_CHECK_MODULES([GTHREAD], [gthread-2.0], [],