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/ Celestin Apprentice 4 / Apprentice-Release4.iso / Utilities / Programming / Mac F2C 1.2.2 / Mac F2C Libraries / libF77 Sources / r_abs.c < prev    next >
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C/C++ Source or Header  |  1995-01-28  |  139 b   |  13 lines  |  [TEXT/KAHL]
  1. #include "f2c.h"
  2.  
  3. #ifdef KR_headers
  4. double r_abs(x) real *x;
  5. #else
  6. double r_abs(real *x)
  7. #endif
  8. {
  9. if(*x >= 0)
  10.     return(*x);
  11. return(- *x);
  12. }
  13.