lineno2.0 revision 262951 
1105197Ssam# $FreeBSD: stable/10/bin/sh/tests/builtins/lineno2.0 262951 2014-03-09 17:04:31Z jmmv $
2112758Ssam
3139823Simpf() {
4112758Ssam	: ${LINENO+${x?}}
5112758Ssam}
6112758Ssam
7112758Ssamunset -v x
8112758Ssamcommand eval f 2>/dev/null && exit 3
9112758Ssamx=1
10112758Ssamf
11112758Ssam