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dnl Redefine m4wrap to have LIFO semantics.
define(`_m4wrap_level', `0')dnl
define(`_m4wrap', defn(`m4wrap'))dnl
define(`m4wrap',
`ifdef(`m4wrap'_m4wrap_level,
`define(`m4wrap'_m4wrap_level,
`$1'defn(`m4wrap'_m4wrap_level))',
`_m4wrap(`define(`_m4wrap_level', incr(_m4wrap_level))dnl
m4wrap'_m4wrap_level)dnl
define(`m4wrap'_m4wrap_level, `$1')')')dnl
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