+extern GdkColor drawing_colors_cpu[NUM_COLORS_CPU];
+extern GdkColor drawing_colors_irq[NUM_COLORS_IRQ];
+extern GdkColor drawing_colors_soft_irq[NUM_COLORS_SOFT_IRQ];
+extern GdkColor drawing_colors_trap[NUM_COLORS_TRAP];
+extern GdkColor drawing_colors_bdev[NUM_COLORS_BDEV];