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divert(`-1') # forloop(var, from, to, stmt) - improved version: # works even if VAR is not a strict macro name # performs sanity check that FROM is larger than TO # allows complex numerical expressions in TO and FROM define(`forloop', `ifelse(eval(`($2) <= ($3)'), `1', `pushdef(`$1')_$0(`$1', eval(`$2'), eval(`$3'), `$4')popdef(`$1')')') define(`_forloop', `define(`$1', `$2')$4`'ifelse(`$2', `$3', `', `$0(`$1', incr(`$2'), `$3', `$4')')') divert`'dnl
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