SUBDIRS = arrow \ aspectframe \ base \ buttonbox \ buttons \ calendar \ entry \ eventbox \ fixed \ frame \ gtkdial \ helloworld \ helloworld2 \ label \ menu \ notebook \ packbox \ paned \ progressbar \ radiobuttons \ rangewidgets \ rulers \ scribble-simple \ scribble-xinput \ scrolledwin \ selection \ spinbutton \ statusbar \ table \ tictactoe \ wheelbarrow all: list='$(SUBDIRS)'; \ for subdir in $$list; do \ (cd $$subdir && $(MAKE)); \ done clean: list='$(SUBDIRS)'; \ for subdir in $$list; do \ (cd $$subdir && $(MAKE) clean); \ done