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root/radiance/ray/src/px/pextrem.c
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Comparing ray/src/px/pextrem.c (file contents):
Revision 2.2 by greg, Mon Sep 21 12:14:03 1992 UTC vs.
Revision 2.3 by greg, Tue Oct 19 17:23:31 1993 UTC

# Line 9 | Line 9 | static char SCCSid[] = "$SunId$ LBL";
9   */
10  
11   #include  <stdio.h>
12 + #include  <math.h>
13   #ifdef MSDOS
14   #include  <fcntl.h>
15   #endif

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