.BR LLAPI_LAYOUT_COMP_USE_FIRST :
The first component of the layout.
.PP
+.BR LLAPI_LAYOUT_COMP_USE_LAST :
+The last component of the layout.
+.PP
.BR LLAPI_LAYOUT_COMP_USE_NEXT :
The next component after the current one.
.PP
-.BR LLAPI_LAYOUT_COMP_USE_LAST :
-The last component of the layout.
+.BR LLAPI_LAYOUT_COMP_USE_PREV :
+The previous component before the current one.
.SH RETURN VALUES
-Return 0 on success, and 1 when there is no next component. Otherwise,
-if an error occurred -1 is returned and
+Return 0 on success, and 1 when there is no next or previous component.
+Otherwise, if an error occurred -1 is returned and
.I errno
is set appropriately.
.SH ERRORS