OS X fix for usage function.
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@@ -121,7 +121,7 @@ function usage ()
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param '1: directory name'
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param '1: directory name'
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group 'base'
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group 'base'
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if [ $(uname) = "Darwin" ]; then
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if [ $(uname) = "Darwin" ]; then
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if [ -n $1 ]; then
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if [ -n "$1" ]; then
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du -hd $1
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du -hd $1
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else
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else
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du -hd 1
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du -hd 1
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