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root/radiance/ray/src/px/pinterp.c
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Comparing ray/src/px/pinterp.c (file contents):
Revision 2.8 by greg, Thu Sep 24 21:33:52 1992 UTC vs.
Revision 2.9 by greg, Fri Oct 2 16:24:22 1992 UTC

# Line 386 | Line 386 | COLR   *pline;
386   float   *zline;
387   struct position *lasty;         /* input/output */
388   {
389 –        extern double   sqrt();
389          FVECT   pos;
390          struct position lastx, newpos;
391          register int    x;
# Line 634 | Line 633 | writepicture()                         /* write out picture */
633   writedistance(fname)                    /* write out z file */
634   char    *fname;
635   {
637 –        extern double   sqrt();
636          int     donorm = normdist && ourview.type == VT_PER;
637          int     fd;
638          int     y;

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