# | Line 3 | Line 3 | |
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3 | /* SCCSid "$SunId$ LBL" */ | |
4 | ||
5 | /* | |
6 | < | * random.h - header file for random(3) function. |
6 | > | * random.h - header file for random(3) and urand() function. |
7 | * | |
8 | * 10/1/85 | |
9 | */ | |
# | Line 23 | Line 23 | extern double drand48(); | |
23 | #define frandom() drand48() | |
24 | ||
25 | #endif | |
26 | + | |
27 | + | #define urand(i) ((urperm[(i)&urmask]+frandom())/(urmask+1)) |
28 | + | |
29 | + | extern short *urperm; |
30 | + | extern int urmask; |
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