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-h or --help print this message

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-a or --all print all of possible definitions of the specified names

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-f or --no-functions suppresses function and builtin lookup

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-t or --type print a string which is one of alias, keyword, function, builtin, or file if name is an alias, shell reserved word, function, builtin, or disk file, respectively

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-p or --path either return the name of the disk file that would be executed if name were specified as a command name, or nothing if 'type -t name' would not return 'file'

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-P or --force-path either return the name of the disk file that would be executed if name were specified as a command name, or nothing no file with the specified name could be found in the PATH

type returns a zero exit status if the specified command was found, otherwise the exit status is one.