foo	=echo\;echo -n foo\\\	=\;make -s getfoo\;echo\;echo open\\\	= \\\(\;echo close\\\	= \\\)\;echo empty\\\	=\;echo tab\\\	= \\\$$\\\(empty\\\)\\\	\\\$$\\\(empty\\\)\;echo \;echo make:\;echo \\\	@echo \\\$$\\\(foo\\\) \\\| /bin/sh\;echo \;echo getfoo:\;echo \\\	echo \\\$$\\\(subst \\\$$\\\$$,\\\$$\\\$$\\\$$\\\$$,\\\$$\\\(subst \\\$$\\\$$,\\\\\\\$$\\\$$,\\\$$\\\(subst \\\',\\\\\\\',\\\$$\\\(subst \\\$$\\\(tab\\\),\\\\\\\$$\\\(tab\\\),\\\$$\\\(subst \\\>,\\\\\\\>,\\\$$\\\(subst \\\<,\\\\\\\<,\\\$$\\\(subst \\\",\\\\\\\",\\\$$\\\(subst \\\;,\\\\\\\;,\\\$$\\\(subst \\\|,\\\\\\\|,\\\$$\\\(subst \\\$$\\\(close\\\),\\\\\\\$$\\\(close\\\),\\\$$\\\(subst \\\$$\\\(open\\\),\\\\\\\$$\\\(open\\\),\\\$$\\\(subst \\\*,\\\\\\\*,\\\$$\\\(subst \\\&,\\\\\\\&,\\\$$\\\(subst \\\`,\\\\\\\`,\\\$$\\\(subst \\\~,\\\\\\\~,\\\$$\\\(subst \\\\,\\\\\\\\,\\\$$\\\(foo\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\\\)\;

open	= (
close	= )
empty	=
tab	= $(empty)	$(empty)

make:
	@echo $(foo) | /bin/sh

getfoo:
	echo $(subst $$,$$$$,$(subst $$,\$$,$(subst ',\',$(subst $(tab),\$(tab),$(subst >,\>,$(subst <,\<,$(subst ",\",$(subst ;,\;,$(subst |,\|,$(subst $(close),\$(close),$(subst $(open),\$(open),$(subst *,\*,$(subst &,\&,$(subst `,\`,$(subst ~,\~,$(subst \,\\,$(foo)))))))))))))))))