PKG_CHECK_MODULES([GTK], [gtk+-2.0 >= 2.24], [],
[PSPP_REQUIRED_PREREQ([gtk+ 2.0 version 2.24 or later (or use --without-gui)])])
+ PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.32], [],
+ [PSPP_REQUIRED_PREREQ([glib 2.0 version 2.32 or later (or use --without-gui)])])
+
+
PKG_CHECK_MODULES([GTKSOURCEVIEW], [gtksourceview-2.0 >= 2.2], [],
[PSPP_REQUIRED_PREREQ([gtksourceview 2.0 version 2.2 or later (or use --without-gui)])])