--- gtktrain-0.9b.orig/configure.in
+++ gtktrain-0.9b/configure.in
@@ -36,12 +36,13 @@
 AC_SUBST(localedir)
 
 dnl GTK stuff
-AM_PATH_GTK(1.2.0,,
-	AC_MSG_ERROR(Test for GTK failed. See the file INSTALL for help))
-X_LIBS=$GTK_LIBS
-X_CFLAGS=$GTK_CFLAGS
-AC_SUBST(X_LIBS)
-AC_SUBST(X_CFLAGS)
+dnl AM_PATH_GTK(1.2.0,,
+PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.0.0)
+dnl	AC_MSG_ERROR(Test for GTK failed. See the file INSTALL for help))
+dnl X_LIBS=$GTK_LIBS
+dnl X_CFLAGS=$GTK_CFLAGS
+AC_SUBST(GTK_LIBS)
+AC_SUBST(GTK_CFLAGS)
 
 dnl Checks for header files.
 AC_CHECK_HEADER(memory.h)