Reportedly ksh fails to unset a variable that was not previously set.
Change match.sh and gotest to not unset LANG, but instead set LANG=C.
Also don't combine exporting and setting variable in a single statement.
Reviewed-on: https://go-review.googlesource.com/26999
From-SVN: r239443
-d51890dc96a2a33484623728bdc8ac258645e9cc
+24e0c4c98e0614b1892316aca787f1c564f2d269
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.
set -e
-unset LANG
+LANG=C
LC_ALL=C
LC_CTYPE=C
-export LC_ALL LC_CTYPE
+export LANG LC_ALL LC_CTYPE
srcdir=""
goarch=""
# Makes egrep,grep work better in general if we put them
# in ordinary C mode instead of what the current language is.
-unset LANG
-export LC_ALL=C
-export LC_CTYPE=C
+LANG=C
+LC_ALL=C
+LC_CTYPE=C
+export LANG LC_ALL LC_CTYPE
GC=${GC:-gccgo}
GL=${GL:-${GC-gccgo}}