# | Line 48 | Line 48 | getcone(o, getxf) /* get cone structure */ | |
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48 | register OBJREC *o; | |
49 | int getxf; | |
50 | { | |
51 | – | extern double sqrt(); |
51 | int sgn0, sgn1; | |
52 | register CONE *co; | |
53 | ||
# | Line 167 | Line 166 | OBJREC *o; | |
166 | conexform(co) /* get cone transformation matrix */ | |
167 | register CONE *co; | |
168 | { | |
170 | – | extern double sqrt(); |
169 | MAT4 m4; | |
170 | register double d; | |
171 | register int i; |
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