# | Line 845 | Line 845 | register char *vs; | |
---|---|---|
845 | register int i; | |
846 | double cent[3], dim[3], mult, d; | |
847 | ||
848 | < | if (*vs == '-') |
848 | > | if (vs == NULL || *vs == '-') |
849 | return(vs); | |
850 | upax = 0; /* get the up vector */ | |
851 | if (vdef(UP)) { |
– | Removed lines |
+ | Added lines |
< | Changed lines |
> | Changed lines |