14 lines
446 B
Diff
14 lines
446 B
Diff
diff --git a/FL/math.h b/FL/math.h
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index b574000..216a2ad 100644
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--- a/FL/math.h
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+++ b/FL/math.h
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@@ -47,7 +47,7 @@
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# define M_SQRT1_2 0.70710678118654752440
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# endif // !M_SQRT2
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-# if (defined(WIN32) || defined(CRAY)) && !defined(__MINGW32__) && !defined(__MWERKS__)
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+# if defined(FLTK_ENABLE_MATH_H_POLYFILL)
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inline double rint(double v) {return floor(v+.5);}
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inline double copysign(double a, double b) {return b<0 ? -a : a;}
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