[bf8ac01] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[6732c094] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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[a2d8572] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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[8e2075c] | 6 |
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[92d2b83] | 7 | <!ENTITY curl-download-http "https://curl.haxx.se/download/curl-&curl-version;.tar.xz">
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[2b8421c] | 8 | <!ENTITY curl-download-ftp " ">
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[be9b178] | 9 | <!ENTITY curl-md5sum "d4613e369a8ff80f23951d259808149e">
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[2d8ad23] | 10 | <!ENTITY curl-size "2.3 MB">
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[be9b178] | 11 | <!ENTITY curl-buildsize "76 MB (add 13 MB for tests)">
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[2d8ad23] | 12 | <!ENTITY curl-time "0.3 SBU (add 5.6 SBU for tests)">
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[a2d8572] | 13 | ]>
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| 14 |
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[377584f] | 15 | <sect1 id="curl" xreflabel="cURL-&curl-version;">
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[bf8ac01] | 16 | <?dbhtml filename="curl.html"?>
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[dc775a26] | 17 |
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[bf8ac01] | 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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[55329727] | 20 | <date>$Date$</date>
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[bf8ac01] | 21 | </sect1info>
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[dc775a26] | 22 |
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[3e89149] | 23 | <title>cURL-&curl-version;</title>
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[dc775a26] | 24 |
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[bf8ac01] | 25 | <indexterm zone="curl">
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[3e89149] | 26 | <primary sortas="a-cURL">cURL</primary>
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[bf8ac01] | 27 | </indexterm>
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[dc775a26] | 28 |
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[bf8ac01] | 29 | <sect2 role="package">
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[3e89149] | 30 | <title>Introduction to cURL</title>
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[dc775a26] | 31 |
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[355495ce] | 32 | <para>
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[587dc526] | 33 | The <application>cURL</application> package contains an utility
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[ea21196] | 34 | and a library used for transferring files with URL syntax to any of
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| 35 | the following protocols: FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP,
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| 36 | TELNET, DICT, LDAP, LDAPS and FILE. Its ability to both download
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| 37 | and upload files can be incorporated into other programs to support
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| 38 | functions like streaming media.
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[355495ce] | 39 | </para>
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[dc775a26] | 40 |
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[048b9a46] | 41 | &lfs83_checked;
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[2b8421c] | 42 |
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[bf8ac01] | 43 | <bridgehead renderas="sect3">Package Information</bridgehead>
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[874fec7f] | 44 | <itemizedlist spacing="compact">
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[bf8ac01] | 45 | <listitem>
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[355495ce] | 46 | <para>
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| 47 | Download (HTTP): <ulink url="&curl-download-http;"/>
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| 48 | </para>
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[bf8ac01] | 49 | </listitem>
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| 50 | <listitem>
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[355495ce] | 51 | <para>
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| 52 | Download (FTP): <ulink url="&curl-download-ftp;"/>
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| 53 | </para>
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[bf8ac01] | 54 | </listitem>
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| 55 | <listitem>
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[355495ce] | 56 | <para>
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| 57 | Download MD5 sum: &curl-md5sum;
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| 58 | </para>
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[bf8ac01] | 59 | </listitem>
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| 60 | <listitem>
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[355495ce] | 61 | <para>
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| 62 | Download size: &curl-size;
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| 63 | </para>
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[bf8ac01] | 64 | </listitem>
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| 65 | <listitem>
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[355495ce] | 66 | <para>
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| 67 | Estimated disk space required: &curl-buildsize;
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| 68 | </para>
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[bf8ac01] | 69 | </listitem>
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| 70 | <listitem>
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[355495ce] | 71 | <para>
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| 72 | Estimated build time: &curl-time;
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| 73 | </para>
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[bf8ac01] | 74 | </listitem>
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| 75 | </itemizedlist>
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[dc775a26] | 76 |
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[3e89149] | 77 | <bridgehead renderas="sect3">cURL Dependencies</bridgehead>
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[dc775a26] | 78 |
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[355495ce] | 79 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 80 | <para role="recommended">
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[2198a32] | 81 | <xref role="runtime" linkend="make-ca"/> (runtime)
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[355495ce] | 82 | </para>
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| 83 |
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[bf8ac01] | 84 | <bridgehead renderas="sect4">Optional</bridgehead>
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[355495ce] | 85 | <para role="optional">
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[4464d405] | 86 | <xref linkend="c-ares"/>,
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[2eb903f] | 87 | <xref linkend="gnutls"/>,
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[531f138] | 88 | <xref linkend="libidn2"/>,
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[1ad3510e] | 89 | <xref linkend="libpsl"/>,
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[fee79e2] | 90 | <xref linkend="libssh2"/>,
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[355495ce] | 91 | <xref linkend="mitkrb"/>,
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[0c702b61] | 92 | <xref linkend="nghttp2"/>,
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[fad8db2] | 93 | <xref linkend="openldap"/>,
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[4949bda0] | 94 | <xref linkend="samba"/>,
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[fad8db2] | 95 | <ulink url="https://launchpad.net/libmetalink/">libmetalink</ulink>,
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[67cc05e] | 96 | <ulink url="http://rtmpdump.mplayerhq.hu/">librtmp</ulink>,
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[4c3c7f43] | 97 | <ulink url="https://tls.mbed.org/">mbed TLS</ulink> (formerly known as
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| 98 | PolarSSL), and
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[c18fd2e6] | 99 | <ulink url="http://spnego.sourceforge.net/">SPNEGO</ulink>
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[355495ce] | 100 | </para>
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| 101 |
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[d714f22] | 102 | <bridgehead renderas="sect4">Optional if Running the Test Suite</bridgehead>
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[355495ce] | 103 | <para role="optional">
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[d714f22] | 104 | <!-- stunnel is still listed in the docs as required, but 7.58.0
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| 105 | tests completed happily without it, although the test for unit1323
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| 106 | reported that the tool set in the test case does not exist - ken -->
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[f346a49] | 107 | <xref linkend="stunnel"/> (for the HTTPS and FTPS tests) and
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[1ad3510e] | 108 | <xref linkend="valgrind"/> (this will slow the tests down and may cause failures.)
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[355495ce] | 109 | </para>
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[c5e7d76] | 110 |
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[061ec9d] | 111 | <para condition="html" role="usernotes">User Notes:
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[355495ce] | 112 | <ulink url="&blfs-wiki;/curl"/>
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| 113 | </para>
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[bf8ac01] | 114 | </sect2>
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[dc775a26] | 115 |
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[bf8ac01] | 116 | <sect2 role="installation">
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[3e89149] | 117 | <title>Installation of cURL</title>
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[dc775a26] | 118 |
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[355495ce] | 119 | <para>
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| 120 | Install <application>cURL</application> by running the following
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| 121 | commands:
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| 122 | </para>
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[dc775a26] | 123 |
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[58d5000] | 124 | <screen><userinput>./configure --prefix=/usr \
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[30b7db74] | 125 | --disable-static \
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| 126 | --enable-threaded-resolver \
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[038b4c75] | 127 | --with-ca-path=/etc/ssl/certs &&
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[bf8ac01] | 128 | make</userinput></screen>
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[dc775a26] | 129 |
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[8ffdb08] | 130 | <!--
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[58d5000] | 131 | For version 7.54.1 I got:
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| 132 | TESTDONE: 869 tests out of 869 reported OK: 100%
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| 133 | TESTDONE: 1092 tests were considered during 1080 seconds
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[8ffdb08] | 134 |
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| 135 | <para>
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[2ca3997] | 136 | Running the test suite is optional. About 2% of the tests fail. Increase
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| 137 | in test time by each failed test is about 10%. Tests SBU above was
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| 138 | obtained disabling failing tests, with:
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[355495ce] | 139 | </para>
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[bfc3945] | 140 |
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| 141 | 2017-10-29 - bdubbs
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| 142 | For version 7.56.1 I had a lot of test failures which included long
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| 143 | timeouts. Could not determine the cause of the timeouts or failures,
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| 144 | but I was missing c-ares, MIT Kerberos, ldap, samba, and the six
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| 145 | external packages.
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[e024fe4] | 146 |
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| 147 | 2017-12-01 - bdubbs
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| 148 | Still a lot of test failures. I did have c-ares, Kerberos, and ldap
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| 149 | installed this time. Best guess is that servers are not available.
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[7549592] | 150 |
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| 151 | 2018-08-01 - renodr
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| 152 | No test failures, but I didn't have any of the optional dependencies except
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| 153 | for c-ares and libidn2. I might re-run this test suite before release with
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| 154 | all of the optional deps, but right now, it isn't a priority - rather
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| 155 | the security fix is.
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[8ffdb08] | 156 | -->
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[ffa8c7f] | 157 |
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| 158 | <para>
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[85d14e15] | 159 | To run the test suite, issue: <command>make test</command>. Two (of 857) tests
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[1ad3510e] | 160 | fail for unknown reasons, and all tests fail is valgrind is installed. Moving
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[5a66d6ac] | 161 | valgrind out of $PATH is recommended if you wish to run the test suite while
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[1ad3510e] | 162 | it is installed.
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| 163 | <!--
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[c18fd2e6] | 164 | Added by Pierre for curl-7.59.0:
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| 165 | no stunnel, no valgrind, no options
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| 166 | Warning: smb server unexpectedly alive
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| 167 | Warning: dict server unexpectedly alive
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| 168 | TESTDONE: 950 tests out of 951 reported OK: 99%
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| 169 | TESTFAIL: These test cases failed: 1148
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| 170 | TESTDONE: 1189 tests were considered during 362 seconds.
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| 171 | __________
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| 172 |
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[d714f22] | 173 | if stunnel and valgrind are not installed, and also most options
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| 174 | (I had rtmpdump), the tests complete without problems.
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| 175 | Warning: smb server unexpectedly alive
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| 176 | Warning: dict server unexpectedly alive
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| 177 | TESTDONE: 938 tests out of 938 reported OK: 100%
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| 178 | TESTDONE: 1175 tests were considered during 355 seconds.
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| 179 | and no. I don't have smb - so commenting the rest of this:
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[5b62526] | 180 | To run the test suite, issue: <command>make test</command>. Many tests
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[e024fe4] | 181 | may fail that depend on optional dependencies that may not be installed
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| 182 | or upstream servers that may not be available, especially for tests
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| 183 | numbered 700 and above.
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[1ad3510e] | 184 | Test time may be significantly increase due to hanging tests that fail.
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[85d14e15] | 185 | __________
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| 186 | Added by Bruce for curl-7.60.0:
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| 187 | TESTDONE: 957 tests out of 959 reported OK: 99%
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| 188 | TESTFAIL: These test cases failed: 1139 1140
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| 189 | TESTDONE: 1196 tests were considered during 1184 seconds.
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| 190 | From the logs, both appear to be ipv6 releated.
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[7549592] | 191 |
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| 192 | ==========
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| 193 | Added by Douglas for curl-7.61.0:
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| 194 | TESTDONE: 961 tests out of 961 reported OK: 100%
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| 195 | TESTDONE: 1202 tests were considered during 338 seconds.
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| 196 | I only have c-ares and libidn2 installed, I will likely try before release
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| 197 | with all optional dependencies in the book installed.
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[5a66d6ac] | 198 |
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| 199 | =========
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| 200 | 7.61.1 NOTE: The test suite is extremely noisy, complaining about verification errors.
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| 201 | It's possible this is due to openssl-1.1.1, BUT 79/79 tests report as 100% OK. I had
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| 202 | c-ares, libpsl, and libidn1/2 installed. - Doug
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[85d14e15] | 203 | -->
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[2ca3997] | 204 | </para>
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[f346a49] | 205 |
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[355495ce] | 206 | <para>
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| 207 | Now, as the <systemitem class="username">root</systemitem>
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| 208 | user:
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| 209 | </para>
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[dc775a26] | 210 |
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[874fec7f] | 211 | <screen role="root"><userinput>make install &&
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[5ee1266] | 212 |
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[b5969599] | 213 | rm -rf docs/examples/.deps &&
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| 214 |
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[e024fe4] | 215 | find docs \( -name Makefile\* -o -name \*.1 -o -name \*.3 \) -exec rm {} \; &&
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| 216 |
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[e4ca0af7] | 217 | install -v -d -m755 /usr/share/doc/curl-&curl-version; &&
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[d832a872] | 218 | cp -v -R docs/* /usr/share/doc/curl-&curl-version;</userinput></screen>
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[0c02dcb] | 219 |
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| 220 | <para>
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| 221 | Simple tests to the new installed <command>curl</command>:
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| 222 | <command>curl --trace-ascii debugdump.txt http://www.example.com/</command>
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| 223 | and
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| 224 | <command>curl --trace-ascii d.txt --trace-time http://example.com/</command>.
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| 225 | Inspect the locally created trace files <filename>debugdump.txt</filename>
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| 226 | and <filename>d.txt</filename>, which contain version downloaded
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| 227 | files information, etc. One file has the time for each action logged.
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| 228 | </para>
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[bf8ac01] | 229 | </sect2>
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[dc775a26] | 230 |
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[bf8ac01] | 231 | <sect2 role="commands">
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| 232 | <title>Command Explanations</title>
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[dc775a26] | 233 |
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[c627795] | 234 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 235 | href="../../xincludes/static-libraries.xml"/>
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[5ee1266] | 236 |
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[fdd7a91] | 237 | <para>
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| 238 | <parameter>--enable-threaded-resolver</parameter>: This switch enables
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| 239 | <application>cURL</application>'s builtin threaded DNS resolver.
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| 240 | </para>
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| 241 |
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[30b7db74] | 242 | <para>
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[038b4c75] | 243 | <parameter>--with-ca-path=/etc/ssl/certs</parameter>: This
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[2198a32] | 244 | switch sets the location of the BLFS Certificate Authority store.
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[30b7db74] | 245 | </para>
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| 246 |
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[355495ce] | 247 | <para>
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| 248 | <option>--with-gssapi</option>: This parameter adds
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| 249 | <application>Kerberos 5</application> support to
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| 250 | <filename class="libraryfile">libcurl</filename>.
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| 251 | </para>
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| 252 |
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| 253 | <para>
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| 254 | <option>--without-ssl --with-gnutls</option>: Use to
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| 255 | build with <application>GnuTLS</application> support
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| 256 | instead of <application>OpenSSL</application> for SSL/TLS.
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| 257 | </para>
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[b834dfc7] | 258 |
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[038b4c75] | 259 | <para>
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[0e29df6] | 260 | <option>--with-ca-bundle=/etc/ssl/ca-bundle.crt</option>: Use
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[038b4c75] | 261 | this switch instead of <parameter>--with-ca-path</parameter> if
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| 262 | building with <application>GnuTLS</application> support
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| 263 | instead of <application>OpenSSL</application> for SSL/TLS.
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| 264 | </para>
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| 265 |
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[355495ce] | 266 | <para>
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[5ee1266] | 267 | <command>find docs ... -exec rm {} \;</command>: This command removes
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[355495ce] | 268 | <filename>Makefiles</filename> and man files from the documentation
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[4949bda0] | 269 | directory that would otherwise be installed by the commands that follow.
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[355495ce] | 270 | </para>
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[32a8ca3] | 271 |
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[bf8ac01] | 272 | </sect2>
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[dc775a26] | 273 |
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[bf8ac01] | 274 | <sect2 role="content">
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| 275 | <title>Contents</title>
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[dc775a26] | 276 |
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[bf8ac01] | 277 | <segmentedlist>
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| 278 | <segtitle>Installed Programs</segtitle>
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| 279 | <segtitle>Installed Library</segtitle>
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| 280 | <segtitle>Installed Directories</segtitle>
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[dc775a26] | 281 |
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[bf8ac01] | 282 | <seglistitem>
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[355495ce] | 283 | <seg>
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[c18fd2e6] | 284 | curl and curl-config
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[355495ce] | 285 | </seg>
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| 286 | <seg>
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| 287 | libcurl.so
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| 288 | </seg>
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| 289 | <seg>
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| 290 | /usr/include/curl and
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| 291 | /usr/share/doc/curl-&curl-version;
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| 292 | </seg>
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[bf8ac01] | 293 | </seglistitem>
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| 294 | </segmentedlist>
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[dc775a26] | 295 |
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[bf8ac01] | 296 | <variablelist>
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| 297 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 298 | <?dbfo list-presentation="list"?>
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| 299 | <?dbhtml list-presentation="table"?>
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[dc775a26] | 300 |
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[bf8ac01] | 301 | <varlistentry id="curl-prog">
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| 302 | <term><command>curl</command></term>
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| 303 | <listitem>
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[355495ce] | 304 | <para>
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| 305 | is a command line tool for transferring files with URL syntax.
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[32a8ca3] | 306 | </para>
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[bf8ac01] | 307 | <indexterm zone="curl curl-prog">
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| 308 | <primary sortas="b-curl">curl</primary>
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| 309 | </indexterm>
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| 310 | </listitem>
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| 311 | </varlistentry>
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[dc775a26] | 312 |
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[bf8ac01] | 313 | <varlistentry id="curl-config">
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| 314 | <term><command>curl-config</command></term>
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| 315 | <listitem>
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[355495ce] | 316 | <para>
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| 317 | prints information about the last compile, like libraries
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| 318 | linked to and prefix setting.
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| 319 | </para>
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[bf8ac01] | 320 | <indexterm zone="curl curl-config">
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| 321 | <primary sortas="b-curl-config">curl-config</primary>
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| 322 | </indexterm>
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| 323 | </listitem>
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| 324 | </varlistentry>
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[dc775a26] | 325 |
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[bf8ac01] | 326 | <varlistentry id="libcurl">
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[874fec7f] | 327 | <term><filename class="libraryfile">libcurl.so</filename></term>
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[bf8ac01] | 328 | <listitem>
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[355495ce] | 329 | <para>
|
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| 330 | provides the API functions required by
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| 331 | <command>curl</command> and other programs.
|
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| 332 | </para>
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[bf8ac01] | 333 | <indexterm zone="curl libcurl">
|
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[874fec7f] | 334 | <primary sortas="c-libcurl">libcurl.so</primary>
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[bf8ac01] | 335 | </indexterm>
|
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| 336 | </listitem>
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| 337 | </varlistentry>
|
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[355495ce] | 338 |
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[bf8ac01] | 339 | </variablelist>
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[355495ce] | 340 |
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[bf8ac01] | 341 | </sect2>
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[355495ce] | 342 |
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[f45b1953] | 343 | </sect1>
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