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.TH TIME 3
.SH NAME
time - determines the current calendar time
.SH SYNOPSIS
#include <time.h>

time_t time(time_t *timer)
.SH DESCRIPTION
The
.BR time ()
function determines the current calendar time.
.SH RETURN VALUE
The value returned is the best approximation
to the current calendar time. The value
.B (time_t)-1
is returned if the calendar time is unavailable. If
.I timer
is not a null pointer,
the return value is also assigned to the object it points to.
.SH STANDARDS
ISO/IEC 9899:1999 Section 7.23.2.4 Paragraph 1,2,3
.SH SEE ALSO
.BR time.h (3)