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$ cat example.m4 # Overquote, so that quotes are visible. m4_define([show], [$[]1 = [$1], $[]@ = [$@]]) m4_divert(0)dnl show(a, b) show(m4_quote(a, b)) show(m4_dquote(a, b)) $ autom4te -l m4sugar example.m4 $1 = a, $@ = [a],[b] $1 = a,b, $@ = [a,b] $1 = [a],[b], $@ = [[a],[b]]