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# Test the substitution quoting characters (CTLESC and CTLNUL) in different
# combinations
recho `echo ''`
recho `echo ""`
recho `echo `
# Test the unquoted special quoting characters
recho
recho ""
recho ''
# This should give argv[1] = ^A argv[2] = ^?
FOO=`echo ' ' | tr ' ' '\012'`
recho $FOO
# Test patterns that come up when the shell quotes funny character
# combinations
recho ''
recho ''
recho ''
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