_comma:=, _empty:= _space:=$(empty) $(empty) _hash:=\# _bang:=! _dollar:=$$ define _newline endef # a magic string that is very unlikely to appear in real strings, generated using: # echo -n _space_escape | sha1sum | sha1sum | cut -d " " -f 1 _space_escape:=23e5fcb635d4b5f2e6809257b10bb7aba88848bd