-\fBclear\fR clears your screen if this is possible. It looks in the
-environment for the terminal type and then in the \fBterminfo\fR database to
-figure out how to clear the screen.
+\fB@CLEAR@\fR clears your screen if this is possible,
+including its scrollback buffer (if the extended "E3" capability is defined).
+\fB@CLEAR@\fR looks in the environment for the terminal type and then in the
+\fBterminfo\fR database to determine how to clear the screen.
+.PP
+\fB@CLEAR@\fR ignores any command-line parameters that may be present.