# | Line 463 | Line 463 | extern int xf(XF *, int, char **); /* interpret trans | |
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463 | ||
464 | #ifndef PI | |
465 | #ifdef M_PI | |
466 | < | #define PI M_PI |
466 | > | #define PI ((double)M_PI) |
467 | #else | |
468 | #define PI 3.14159265358979323846 | |
469 | #endif |
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