diff -urN gtk+-1.2.10.orig/docs/Makefile.am gtk+-1.2.10/docs/Makefile.am
--- gtk+-1.2.10.orig/docs/Makefile.am	Fri Nov 15 18:14:52 2002
+++ gtk+-1.2.10/docs/Makefile.am	Fri Nov 15 18:20:57 2002
@@ -166,7 +166,7 @@
 	  echo $$p; \
 	done
 
-EXTRA_DIST += \
+EXTRA_DIST = \
 	Changes-1.2.txt			\
 	debugging.txt			\
 	developers.txt			\
diff -urN gtk+-1.2.10.orig/gdk/Makefile.am gtk+-1.2.10/gdk/Makefile.am
--- gtk+-1.2.10.orig/gdk/Makefile.am	Fri Nov 15 18:14:52 2002
+++ gtk+-1.2.10/gdk/Makefile.am	Fri Nov 15 18:21:56 2002
@@ -79,10 +79,10 @@
 #
 libgdkinclude_HEADERS = $(gdk_public_h_sources)
 libgdk_la_SOURCES = $(gdk_c_sources)
-MAINTAINERCLEANFILES +=
-EXTRA_HEADERS +=
-EXTRA_DIST +=
-EXTRA_DIST +=
+MAINTAINERCLEANFILES =
+EXTRA_HEADERS =
+EXTRA_DIST =
+EXTRA_DIST =
 
 #
 # rules to generate built sources
diff -urN gtk+-1.2.10.orig/gtk/Makefile.am gtk+-1.2.10/gtk/Makefile.am
--- gtk+-1.2.10.orig/gtk/Makefile.am	Fri Nov 15 18:14:52 2002
+++ gtk+-1.2.10/gtk/Makefile.am	Fri Nov 15 18:22:21 2002
@@ -310,17 +310,17 @@
 #
 libgtkinclude_HEADERS = $(gtk_public_h_sources) $(gtk_built_public_sources) gtkfeatures.h
 libgtk_la_SOURCES = $(gtk_c_sources)
-MAINTAINERCLEANFILES += $(gtk_built_public_sources) $(gtk_built_sources)
-EXTRA_HEADERS +=
-EXTRA_DIST += $(gtk_private_h_sources)
-EXTRA_DIST += $(gtk_built_sources) $(gtk_built_public_sources) $(gtk_extra_sources)
+MAINTAINERCLEANFILES = $(gtk_built_public_sources) $(gtk_built_sources)
+EXTRA_HEADERS =
+EXTRA_DIST = $(gtk_private_h_sources)
+EXTRA_DIST = $(gtk_built_sources) $(gtk_built_public_sources) $(gtk_extra_sources)
 
 #
 # rules to generate built sources
 #
 # setup autogeneration dependancies
 gen_sources = xgen-gdef xgen-gtbh xgen-gtbvc xgen-gtbic xgen-gtbec xgen-gmh xgen-gmc
-CLEANFILES += $(gen_sources)
+CLEANFILES = $(gen_sources)
 COPYING: $(gtk_built_public_sources) $(gtk_built_sources)
 $(OBJECTS): COPYING 	# this is our oldest-source-stamp
 # initial creation of the real stamp-* files
@@ -463,7 +463,7 @@
 	cd $$builddir; cd $(srcdir); \
 	$(SHELL) $$top_builddir/libtool --mode=execute gdb $$builddir/testgtk
 
-EXTRA_DIST += @STRIP_BEGIN@ \
+EXTRA_DIST = @STRIP_BEGIN@ \
 	testgtk.1 		\
 	testgtkrc 		\
 	testgtkrc2 		\