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Text File  |  1992-12-19  |  268b  |  8 lines
  1. dnl /usr2/pinard/pub/m4-1.0.3/m4.texinfo:1084: Origin of test
  2. ifdef(`foo', ``foo' is defined', ``foo' is not defined')
  3. dnl @result{}foo is not defined
  4. define(`foo', `')
  5. dnl @result{}
  6. ifdef(`foo', ``foo' is defined', ``foo' is not defined')
  7. dnl @result{}foo is defined
  8.