'xrdef {Introduction-title}{Introduction}
'xrdef {Introduction-pg}{1}
'xrdef {Introduction-snt}{Chapter'tie1}
'xrdef {Common options-title}{Common options}
'xrdef {Common options-pg}{2}
'xrdef {Common options-snt}{Chapter'tie2}
'xrdef {Output of entire files-title}{Output of entire files}
'xrdef {Output of entire files-pg}{3}
'xrdef {Output of entire files-snt}{Chapter'tie3}
'xrdef {cat invocation-title}{\code {cat}: Concatenate and write files}
'xrdef {cat invocation-pg}{3}
'xrdef {cat invocation-snt}{Section'tie3.1}
'xrdef {tac invocation-title}{\code {tac}: Concatenate and write files in reverse}
'xrdef {tac invocation-pg}{4}
'xrdef {tac invocation-snt}{Section'tie3.2}
'xrdef {nl invocation-title}{\code {nl}: Number lines and write files}
'xrdef {nl invocation-pg}{4}
'xrdef {nl invocation-snt}{Section'tie3.3}
'xrdef {od invocation-title}{\code {od}: Write files in octal or other formats}
'xrdef {od invocation-pg}{6}
'xrdef {od invocation-snt}{Section'tie3.4}
'xrdef {Formatting file contents-title}{Formatting file contents}
'xrdef {Formatting file contents-pg}{9}
'xrdef {Formatting file contents-snt}{Chapter'tie4}
'xrdef {fmt invocation-title}{\code {fmt}: Reformat paragraph text}
'xrdef {fmt invocation-pg}{9}
'xrdef {fmt invocation-snt}{Section'tie4.1}
'xrdef {pr invocation-title}{\code {pr}: Paginate or columnate files for printing}
'xrdef {pr invocation-pg}{10}
'xrdef {pr invocation-snt}{Section'tie4.2}
'xrdef {fold invocation-title}{\code {fold}: Wrap input lines to fit in specified width}
'xrdef {fold invocation-pg}{12}
'xrdef {fold invocation-snt}{Section'tie4.3}
'xrdef {Output of parts of files-title}{Output of parts of files}
'xrdef {Output of parts of files-pg}{14}
'xrdef {Output of parts of files-snt}{Chapter'tie5}
'xrdef {head invocation-title}{\code {head}: Output the first part of files}
'xrdef {head invocation-pg}{14}
'xrdef {head invocation-snt}{Section'tie5.1}
'xrdef {tail invocation-title}{\code {tail}: Output the last part of files}
'xrdef {tail invocation-pg}{14}
'xrdef {tail invocation-snt}{Section'tie5.2}
'xrdef {split invocation-title}{\code {split}: Split a file into fixed-size pieces}
'xrdef {split invocation-pg}{16}
'xrdef {split invocation-snt}{Section'tie5.3}
'xrdef {csplit invocation-title}{\code {csplit}: Split a file into context-determined pieces}
'xrdef {csplit invocation-pg}{16}
'xrdef {csplit invocation-snt}{Section'tie5.4}
'xrdef {Summarizing files-title}{Summarizing files}
'xrdef {Summarizing files-pg}{19}
'xrdef {Summarizing files-snt}{Chapter'tie6}
'xrdef {wc invocation-title}{\code {wc}: Print byte, word, and line counts}
'xrdef {wc invocation-pg}{19}
'xrdef {wc invocation-snt}{Section'tie6.1}
'xrdef {sum invocation-title}{\code {sum}: Print checksum and block counts}
'xrdef {sum invocation-pg}{19}
'xrdef {sum invocation-snt}{Section'tie6.2}
'xrdef {cksum invocation-title}{\code {cksum}: Print CRC checksum and byte counts}
'xrdef {cksum invocation-pg}{20}
'xrdef {cksum invocation-snt}{Section'tie6.3}
'xrdef {md5sum invocation-title}{\code {md5sum}: Print or check message-digests}
'xrdef {md5sum invocation-pg}{20}
'xrdef {md5sum invocation-snt}{Section'tie6.4}
'xrdef {Operating on sorted files-title}{Operating on sorted files}
'xrdef {Operating on sorted files-pg}{22}
'xrdef {Operating on sorted files-snt}{Chapter'tie7}
'xrdef {sort invocation-title}{\code {sort}: Sort text files}
'xrdef {sort invocation-pg}{22}
'xrdef {sort invocation-snt}{Section'tie7.1}
'xrdef {uniq invocation-title}{\code {uniq}: Uniqify files}
'xrdef {uniq invocation-pg}{25}
'xrdef {uniq invocation-snt}{Section'tie7.2}
'xrdef {comm invocation-title}{\code {comm}: Compare two sorted files line by line}
'xrdef {comm invocation-pg}{26}
'xrdef {comm invocation-snt}{Section'tie7.3}
'xrdef {Operating on fields within a line-title}{Operating on fields within a line}
'xrdef {Operating on fields within a line-pg}{27}
'xrdef {Operating on fields within a line-snt}{Chapter'tie8}
'xrdef {cut invocation-title}{\code {cut}: Print selected parts of lines}
'xrdef {cut invocation-pg}{27}
'xrdef {cut invocation-snt}{Section'tie8.1}
'xrdef {paste invocation-title}{\code {paste}: Merge lines of files}
'xrdef {paste invocation-pg}{27}
'xrdef {paste invocation-snt}{Section'tie8.2}
'xrdef {join invocation-title}{\code {join}: Join lines on a common field}
'xrdef {join invocation-pg}{28}
'xrdef {join invocation-snt}{Section'tie8.3}
'xrdef {Operating on characters-title}{Operating on characters}
'xrdef {Operating on characters-pg}{30}
'xrdef {Operating on characters-snt}{Chapter'tie9}
'xrdef {tr invocation-title}{\code {tr}: Translate, squeeze, and/or delete characters}
'xrdef {tr invocation-pg}{30}
'xrdef {tr invocation-snt}{Section'tie9.1}
'xrdef {Character sets-title}{Specifying sets of characters}
'xrdef {Character sets-pg}{30}
'xrdef {Character sets-snt}{Section'tie9.1.1}
'xrdef {Translating-title}{Translating}
'xrdef {Translating-pg}{32}
'xrdef {Translating-snt}{Section'tie9.1.2}
'xrdef {Squeezing-title}{Squeezing repeats and deleting}
'xrdef {Squeezing-pg}{32}
'xrdef {Squeezing-snt}{Section'tie9.1.3}
'xrdef {Warnings in tr-title}{Warning messages}
'xrdef {Warnings in tr-pg}{33}
'xrdef {Warnings in tr-snt}{Section'tie9.1.4}
'xrdef {expand invocation-title}{\code {expand}: Convert tabs to spaces}
'xrdef {expand invocation-pg}{33}
'xrdef {expand invocation-snt}{Section'tie9.2}
'xrdef {unexpand invocation-title}{\code {unexpand}: Convert spaces to tabs}
'xrdef {unexpand invocation-pg}{34}
'xrdef {unexpand invocation-snt}{Section'tie9.3}
'xrdef {Opening the software toolbox-title}{Opening the software toolbox}
'xrdef {Opening the software toolbox-pg}{35}
'xrdef {Opening the software toolbox-snt}{Chapter'tie10}
'xrdef {Toolbox introduction-title}{Toolbox introduction}
'xrdef {Toolbox introduction-pg}{35}
'xrdef {Toolbox introduction-snt}{}
'xrdef {I/O redirection-title}{I/O redirection}
'xrdef {I/O redirection-pg}{36}
'xrdef {I/O redirection-snt}{}
'xrdef {The \code {who} command-title}{The \code {who} command}
'xrdef {The \code {who} command-pg}{36}
'xrdef {The \code {who} command-snt}{}
'xrdef {The \code {cut} command-title}{The \code {cut} command}
'xrdef {The \code {cut} command-pg}{37}
'xrdef {The \code {cut} command-snt}{}
'xrdef {The \code {sort} command-title}{The \code {sort} command}
'xrdef {The \code {sort} command-pg}{37}
'xrdef {The \code {sort} command-snt}{}
'xrdef {The \code {uniq} command-title}{The \code {uniq} command}
'xrdef {The \code {uniq} command-pg}{37}
'xrdef {The \code {uniq} command-snt}{}
'xrdef {Putting the tools together-title}{Putting the tools together}
'xrdef {Putting the tools together-pg}{37}
'xrdef {Putting the tools together-snt}{}
'xrdef {Index-title}{Index}
'xrdef {Index-pg}{43}
'xrdef {Index-snt}{}

.