XXX make it compile with gtk+2 2.22 (*_DISABLE_DEPRECATED)
basics.c:116: error: lvalue required as left operand of assignment

Index: examples/Makefile.in
--- examples/Makefile.in.orig
+++ examples/Makefile.in
@@ -280,12 +280,10 @@ INCLUDES = \
 			-I$(top_srcdir)/gtk
 
 AM_CFLAGS = \
-			-O2\
 			-W -Wall -pedantic\
 			-DG_DISABLE_DEPRECATED\
 			-DGDK_DISABLE_DEPRECATED\
 			-DGDK_PIXBUF_DISABLE_DEPRECATED\
-			-DGTK_DISABLE_DEPRECATED\
 			@LIBGLADE_CFLAGS@ \
 			`pkg-config gtk+-2.0 --cflags`