Open System Services Library Calls Reference Manual (G06.28+, H06.05+)

rint(3) OSS Library Calls Reference Manual
ERRORS
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No error values are returned. This function does not set errno.|
RELATED INFORMATION
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Functions: fp_class(3), isnan(3).|
STANDARDS CONFORMANCE
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The XPG4 Version 2 specification leaves some features to the implementing vendor to define. |
The following features are affected in the HP implementation: |
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For IEEE floating-point values, this function does not set errno to [EDOM] if the value |
of x is NaN. |
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