tests: use perl's qx!...! rather than `...`
commitb1e9cb9cd2945832b914922fa43808d6f467ba19
authorJim Meyering <meyering@redhat.com>
Tue, 3 Apr 2012 19:34:57 +0000 (3 21:34 +0200)
committerJim Meyering <meyering@redhat.com>
Wed, 4 Apr 2012 10:22:24 +0000 (4 12:22 +0200)
tree30638ff9760d11dc100c01a091de0e63c4137d27
parente43d30eab3215bc9ff49ec7db3d3e2baa95ba070
tests: use perl's qx!...! rather than `...`

* tests/misc/expr: As above.
* tests/misc/ls-misc: Likewise.
* tests/misc/pwd-long: Likewise.
* tests/misc/uniq: Likewise.
tests/misc/expr
tests/misc/ls-misc
tests/misc/pwd-long
tests/misc/uniq