diff -p -up gtk+extra-0.99.17/gtkextra.m4.underquoted gtk+extra-0.99.17/gtkextra.m4
--- gtk+extra-0.99.17/gtkextra.m4.underquoted	2009-01-15 11:14:52.000000000 +0100
+++ gtk+extra-0.99.17/gtkextra.m4	2009-01-15 11:15:08.000000000 +0100
@@ -5,7 +5,7 @@
 dnl AM_PATH_GTK_EXTRA([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
 dnl Test for GTK_EXTRA, and define GTK_EXTRA_CFLAGS and GTK_EXTRA_LIBS
 dnl
-AC_DEFUN(AM_PATH_GTK_EXTRA,
+AC_DEFUN([AM_PATH_GTK_EXTRA],
 [dnl 
 dnl Get the cflags and libraries from the gtkextra-config script
 dnl
diff -p -up gtk+extra-0.99.17/gtk.m4.underquoted gtk+extra-0.99.17/gtk.m4
--- gtk+extra-0.99.17/gtk.m4.underquoted	2001-11-30 16:12:14.000000000 +0100
+++ gtk+extra-0.99.17/gtk.m4	2009-01-15 11:11:02.000000000 +0100
@@ -4,7 +4,7 @@
 dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
 dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS
 dnl
-AC_DEFUN(AM_PATH_GTK,
+AC_DEFUN([AM_PATH_GTK],
 [dnl 
 dnl Get the cflags and libraries from the gtk-config script
 dnl