# | Line 534 | Line 534 | register char *nam; | |
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534 | if (ltick[fn] < eclock) { /* need to compute? */ | |
535 | lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; | |
536 | ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; | |
537 | + | ldist[fn] = -1.0; |
538 | if (input[fn].vw.type == 0) | |
539 | errno = EDOM; | |
540 | else { |
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