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include(`quote.m4')dnl
divert(`-1')
# foreach(x, (item_1, item_2, ..., item_n), stmt)
# parenthesized list, improved version
define(`foreach', `pushdef(`$1')_$0(`$1',
(dquote(dquote_elt$2)), `$3')popdef(`$1')')
define(`_arg1', `$1')
define(`_foreach', `ifelse(`$2', `(`')', `',
`define(`$1', _arg1$2)$3`'$0(`$1', (dquote(shift$2)), `$3')')')
divert`'dnl
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