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

exp(3) OSS Library Calls Reference Manual
The XPG4 specification leaves some features to the implementing vendor to define. The follow-
ing features are affected in the HP implementation:
• For IEEE floating-point data, this function does not set errno to [EDOM] if the value of
x is NaN.
2−20 Hewlett-Packard Company 527187-007