home *** CD-ROM | disk | FTP | other *** search
/ OS/2 Shareware BBS: 10 Tools / 10-Tools.zip / f2csrc.zip / f2csrc / libF77 / r_atan.c < prev    next >
C/C++ Source or Header  |  1994-07-28  |  179b  |  14 lines
  1. #include "f2c.h"
  2.  
  3. #ifdef KR_headers
  4. double atan();
  5. double r_atan(x) real *x;
  6. #else
  7. #undef abs
  8. #include "math.h"
  9. double r_atan(real *x)
  10. #endif
  11. {
  12. return( atan(*x) );
  13. }
  14.