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<H2>Index: R</H2>
<DL>
<!-- ========================== -->
<a name="r-command-sed">
<dt>r command (sed): <a href="../ch10_05.htm#IXT-10-123254">10.5. Alphabetical Summary of sed Commands</a></dt>
<!-- ========================== -->
<a name="r-command-sh-ksh">
<dt>r command (sh, ksh): <a href="../ch04_09.htm#IXT-4-122870">4.9. Built-in Commands (Bourne and Korn Shells)</a></dt>
<!-- ========================== -->
<a name="rand-function-awk">
<dt>rand function (awk): <a href="../ch11_10.htm#IXT-11-123336">11.10. Alphabetical Summary of Functions and Commands</a></dt>
<!-- ========================== -->
<a name="RANDOM-shell-variable">
<dt>RANDOM shell variable: <a href="../ch04_03.htm#IXT-4-122718">4.3.2. Built-in Shell Variables</a></dt>
<!-- ========================== -->
<a name="rcp-command">
<dt>rcp command: <a href="../ch02_01.htm#IXT-2-122365">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="$RCS$-keyword-RCS">
<dt>$RCS$ keyword (RCS): <a href="../ch19_03.htm#IXT-19-123568">19.3.2. Keywords</a></dt>
<!-- ========================== -->
<a name="rcs-command-RCS">
<dt>rcs command (RCS): <a href="../ch19_05.htm#IXT-19-123595">19.5. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="RCS-subdirectory">
<dt>RCS subdirectory: <a href="../ch19_02.htm#IXT-19-123549">19.2. Basic Operation</a></dt>
<!-- ========================== -->
<a name="RCS-utility">
<dt>RCS utility: <a href="../ch19_01.htm#unut-ch-19-ix-rcs-utility">19. The Revision Control System</a></dt><dd><dl>
<a name="commands-by-name">
<dt>commands (by name): <a href="../ch19_05.htm#ch19rcs1">19.5. Alphabetical Summary of Commands</a></dt>
<a name="keyword-substitution">
<dt>keyword substitution: <a href="../ch19_03.htm#IXT-19-123558">19.3.1. Keyword Substitution</a></dt>
<a name="keywords-list-of">
<dt>keywords, list of: <a href="../ch19_03.htm#IXT-19-123562">19.3.2. Keywords</a></dt>
<a name="options-and-environment-variables">
<dt>options and environment variables: <a href="../ch19_03.htm#IXT-19-123581">19.3.7. Standard Options and Environment Variables</a></dt>
<a name="revision-numbering">
<dt>revision numbering: <a href="../ch19_03.htm#IXT-19-123573">19.3.4. Revision Numbering</a></dt>
<a name="revision-states">
<dt>revision states: <a href="../ch19_03.htm#IXT-19-123579">19.3.6. Specifying States</a></dt>
<a name="SCCS-command-equivalents">
<dt>SCCS command equivalents: <a href="../ch19_04.htm#IXT-19-123584">19.4. Conversion Guide for SCCS Users</a></dt>
<a name="timestamp-specifications">
<dt>timestamp specifications: <a href="../ch19_03.htm#IXT-19-123577">19.3.5. Specifying the Date</a></dt>
</dl></dd>
<!-- ========================== -->
<a name="rcsclean-command-RCS">
<dt>rcsclean command (RCS): <a href="../ch19_05.htm#IXT-19-123596">19.5. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="rcsdiff-command-RCS">
<dt>rcsdiff command (RCS): <a href="../ch19_02.htm#IXT-19-123556">19.2. Basic Operation</a></dt><dd><dl>
<dt><a href="../ch19_05.htm#IXT-19-123597">19.5. Alphabetical Summary of Commands</a></dt>
</dl></dd>
<!-- ========================== -->
<a name="rcsfreeze-command-RCS">
<dt>rcsfreeze command (RCS): <a href="../ch19_05.htm#IXT-19-123598">19.5. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="RCSINIT-environment-variable">
<dt>RCSINIT environment variable: <a href="../ch19_03.htm#IXT-19-123580">19.3.7. Standard Options and Environment Variables</a></dt>
<!-- ========================== -->
<a name="rcsmerge-command-RCS">
<dt>rcsmerge command (RCS): <a href="../ch19_05.htm#IXT-19-123599">19.5. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="read-command-ex">
<dt>read command (ex): <a href="../ch09_02.htm#IXT-9-123194">9.2. Alphabetical Summary of ex Commands</a></dt>
<!-- ========================== -->
<a name="read-command-ksh">
<dt>read command (ksh): <a href="../ch04_09.htm#IXT-4-122872">4.9. Built-in Commands (Bourne and Korn Shells)</a></dt>
<!-- ========================== -->
<a name="read-command-sh">
<dt>read command (sh): <a href="../ch04_09.htm#IXT-4-122871">4.9. Built-in Commands (Bourne and Korn Shells)</a></dt>
<!-- ========================== -->
<a name="reading-email-messages">
<dt>reading email messages: <a href="../ch02_01.htm#IXT-2-122273">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="readonly-command">
<dt>readonly command: <a href="../ch04_09.htm#IXT-4-122873">4.9. Built-in Commands (Bourne and Korn Shells)</a></dt>
<!-- ========================== -->
<a name="recording-session">
<dt>recording session: <a href="../ch02_01.htm#IXT-2-122403">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="recover-command-ex">
<dt>recover command (ex): <a href="../ch09_02.htm#IXT-9-123195">9.2. Alphabetical Summary of ex Commands</a></dt>
<!-- ========================== -->
<a name="red-editor">
<dt>red editor: <a href="../appb_02.htm#IXT-B-121698"> B.2. Alphabetical Summary of Commands</a></dt><dd><dl>
<dt><a href="../appb_02.htm#IXT-B-121699"> B.2. Alphabetical Summary of Commands</a></dt>
<dt>(see also <a href="idx_e.htm#ed-editor">ed editor</a>)</dt>
</dl></dd>
<!-- ========================== -->
<a name="redirect-command">
<dt>redirect command: <a href="../ch04_09.htm#IXT-4-122874">4.9. Built-in Commands (Bourne and Korn Shells)</a></dt>
<!-- ========================== -->
<a name="redirections">
<dt>redirections</dt><dd><dl>
<a name="csh-forms-for">
<dt>csh forms for: <a href="../ch05_02.htm#IXT-5-122923">5.2.5. Redirection Forms</a></dt>
<a name="sh-and-ksh-forms-for">
<dt>sh and ksh forms for: <a href="../ch04_02.htm#IXT-4-122694">4.2.5. Redirection Forms</a></dt>
</dl></dd>
<!-- ========================== -->
<a name="refer-command">
<dt>refer command: <a href="../ch17_04.htm#IXT-17-123474">17.4.3. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="refer-processor-nroff-troff">
<dt>refer processor (nroff/troff): <a href="../ch17_04.htm#ch17.troff4e">17.4. refer</a></dt>
<!-- ========================== -->
<a name="referencing-arrays">
<dt>referencing arrays: <a href="../ch04_03.htm#IXT-4-122754">4.3.4. Arrays</a></dt>
<!-- ========================== -->
<a name="regcmp-command">
<dt>regcmp command: <a href="../ch02_01.htm#IXT-2-122369">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="regions-emacs-commands-for">
<dt>regions, emacs commands for: <a href="../ch07_02.htm#IXT-7-123127">7.2.4. Paragraphs and Regions</a></dt>
<!-- ========================== -->
<a name="regular-expressions">
<dt>regular expressions</dt><dd><dl>
<a name="compiling">
<dt>compiling: <a href="../ch02_01.htm#IXT-2-122370">2.1. Alphabetical Summary of Commands</a></dt>
<a name="lexical-analysis-program">
<dt>lexical analysis program: <a href="../ch02_01.htm#IXT-2-122224">2.1. Alphabetical Summary of Commands</a></dt>
<a name="searching-file-contents">
<dt>searching file contents: <a href="../ch02_01.htm#IXT-2-122037">2.1. Alphabetical Summary of Commands</a></dt><dd><dl>
<dt><a href="../ch02_01.htm#IXT-2-122083">2.1. Alphabetical Summary of Commands</a></dt>
</dl></dd>
<a name="searching-files-for">
<dt>searching files for: <a href="../ch02_01.htm#IXT-2-122134">2.1. Alphabetical Summary of Commands</a></dt>
<a name="for-sed-command-addresses">
<dt>for sed command addresses: <a href="../ch10_03.htm#IXT-10-123223">10.3.1. Pattern Addressing</a></dt>
</dl></dd>
<!-- ========================== -->
<a name="rehash-command">
<dt>rehash command: <a href="../ch05_08.htm#IXT-5-123070">5.8. Built-in C Shell Commands</a></dt>
<!-- ========================== -->
<a name="relogin-command">
<dt>relogin command: <a href="../appb_02.htm#IXT-B-121702"> B.2. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="remote-communications-calling-out">
<dt>remote communications (calling out): <a href="../appb_02.htm#IXT-B-121637"> B.2. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="remote-file-transfer">
<dt>remote file transfer: <a href="../ch02_01.htm#IXT-2-122101">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="remote-host-connecting-to">
<dt>remote host, connecting to: <a href="../ch02_01.htm#IXT-2-122379">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="remote-object-registry">
<dt>remote object registry: <a href="../ch02_01.htm#IXT-2-122393">2.1. Alphabetical Summary of Commands</a></dt>
<!-- ========================== -->
<a name="remote-shell">
<dt>remote shell (see <a href="idx_r.htm#rsh">rsh</a>)
</dt>
<!-- ========================== -->
<a name="remote-systems">
<dt>remote systems</dt><dd><dl>
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