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Index: lib/libc/gen/time.3
===================================================================
--- lib/libc/gen/time.3
+++ lib/libc/gen/time.3
@@ -32,7 +32,7 @@
.\" @(#)time.3 8.1 (Berkeley) 6/4/93
.\" $FreeBSD$
.\"
-.Dd March 4, 2022
+.Dd April 2, 2022
.Dt TIME 3
.Os
.Sh NAME
@@ -49,7 +49,7 @@
.Fn time
function
returns the value of time in seconds since 0 hours, 0 minutes,
-0 seconds, January 1, 1970, Coordinated Universal Time.
+0 seconds, January 1, 1970, Coordinated Universal Timei (UTC).
If an error occurs,
.Fn time
returns the value
@@ -73,12 +73,23 @@
The
.Nm
function conforms to
-.St -p1003.1-2001 .
+.St -p1003.1-2008 .
.Sh HISTORY
A
.Fn time
-function appeared in
-.At v6 .
+system call first appeared in
+.At v1 .
+That version counted time in sixtieths of a second with a 32-bit return value,
+ensuring an integer overflow crisis every 2.26 years.
+In
+.At v6
+the granularity of the return value was reduced to whole seconds,
+delaying the aforementioned crisis until 2038.
+In
+.Bx 4.1c
+the function was moved out of the kernel into the C standard library and
+reimplemented with
+.Xr gettimeofday 2 .
.Sh BUGS
Neither
.St -isoC-99

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