1. 2016-01-10 Re: Shellology: ksh93 from OpenIndiana ${1+"$@"} autoconf- Pavel Raiskup 2. 2015-12-14 Re: Shellology: ksh93 from OpenIndiana ${1+"$@"} autoconf- Paul Eggert 3. 2015-12-10 Shellology: ksh93 from OpenIndiana ${1+"$@"} autoconf- Pavel Raiskup