man: shadow clarification

man/shadow.5.xml: indicate the exact time and timezone for the dates.
Moreover, clarify that when the password expires the user won't be able
to login.

diff --git a/man/shadow.5.xml b/man/shadow.5.xml
index 0af8babb1adaa6f10a502a007e493cbee073699d..70cea3e1878b766a5b3156b45816632af7c16fe7 100644 (file)
--- a/man/shadow.5.xml
+++ b/man/shadow.5.xml
@@ -129,7 +129,7 @@
        <listitem>
          <para>
            The date of the last password change, expressed as the number
-           of days since Jan 1, 1970.
+           of days since Jan 1, 1970 00:00 UTC.
          </para>
          <para>
            The value 0 has a special meaning, which is that the user
@@ -208,8 +208,8 @@
          </para>
          <para>
            After expiration of the password and this expiration period is
-           elapsed, no login is possible using the current user's
-           password.  The user should contact her administrator.
+           elapsed, no login is possible for the user. The user should contact
+           her administrator.
          </para>
          <para>
            An empty field means that there are no enforcement of an
@@ -224,7 +224,7 @@
        <listitem>
          <para>
            The date of expiration of the account, expressed as the number
-           of days since Jan 1, 1970.
+           of days since Jan 1, 1970 00:00 UTC.
          </para>
          <para>
            Note that an account expiration differs from a password