Open System Services System Calls Reference Manual (G06.29+, H06.08+, J06.03+)

System Functions (f - i) gettimeofday(2)
RETURN VALUES
Upon completion, the value 0 (zero) is returned.
RELATED INFORMATION
Functions: ctime(3), strftime(3).
Commands: date(1).
STANDARDS CONFORMANCE
In the HP implementation:
• The tzp parameter is not a type void data item.
• The tz_dsttime field is always set to 0 (zero).
The following are HP extensions to the XPG4 Version 2 specification:
• The behavior when the tzp parameter is a null pointer is specified.
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