[9dfc02f] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[b06ca36] | 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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[9dfc02f] | 4 | <!ENTITY % general-entities SYSTEM "../general.ent">
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| 5 | %general-entities;
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| 6 | ]>
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[bdea25ce] | 7 |
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[5bc82c5] | 8 | <sect1 id="ch-system-linux-headers" role="wrap">
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| 9 | <?dbhtml filename="linux-headers.html"?>
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[bdea25ce] | 10 |
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[e747759] | 11 | <sect1info condition="script">
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| 12 | <productname>linux</productname>
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| 13 | <productnumber>&linux-version;</productnumber>
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| 14 | <address>&linux-url;</address>
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| 15 | </sect1info>
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| 16 |
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[b778fff] | 17 | <title>Linux-&linux-version; API Headers</title>
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[bdea25ce] | 18 |
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[5bc82c5] | 19 | <indexterm zone="ch-system-linux-headers">
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[b778fff] | 20 | <primary sortas="a-Linux">Linux</primary>
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| 21 | <secondary>API headers</secondary>
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[bdea25ce] | 22 | </indexterm>
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| 23 |
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| 24 | <sect2 role="package">
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| 25 | <title/>
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[9dfc02f] | 26 |
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[b778fff] | 27 | <para>The Linux API Headers expose the kernel's API for use by Glibc.</para>
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[9dfc02f] | 28 |
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[bdea25ce] | 29 | <segmentedlist>
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| 30 | <segtitle>&buildtime;</segtitle>
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| 31 | <segtitle>&diskspace;</segtitle>
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[9dfc02f] | 32 |
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[bdea25ce] | 33 | <seglistitem>
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[5bc82c5] | 34 | <seg>&linux-headers-ch6-sbu;</seg>
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| 35 | <seg>&linux-headers-ch6-du;</seg>
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[bdea25ce] | 36 | </seglistitem>
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| 37 | </segmentedlist>
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[9dfc02f] | 38 |
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[bdea25ce] | 39 | </sect2>
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[9dfc02f] | 40 |
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[bdea25ce] | 41 | <sect2 role="installation">
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[b778fff] | 42 | <title>Installation of Linux API Headers</title>
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[81fd230] | 43 |
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[5bc82c5] | 44 | <para>The Linux kernel needs to expose an Application Programming Interface
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[e4b8b81] | 45 | (API) for the system's C library (Glibc in LFS) to use. This is done
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[5bc82c5] | 46 | by way of sanitizing various C header files that are shipped in the Linux
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| 47 | kernel source tarball.</para>
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[bdea25ce] | 48 |
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[578f206e] | 49 | <para>Make sure there are no stale files and dependencies lying around
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[e4b8b81] | 50 | from previous activity:</para>
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[9dfc02f] | 51 |
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[e4b8b81] | 52 | <screen><userinput remap="install">make mrproper</userinput></screen>
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| 53 |
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| 54 | <para>Now test and extract the user-visible kernel headers from the source.
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| 55 | They are placed in an intermediate local directory and copied to the needed
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| 56 | location because the extraction process removes any existing files in
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[c883567] | 57 | the target directory. There are also some hidden files used by
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| 58 | the kernel developers and not needed by LFS that are removed from
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| 59 | the intermediate directory.</para>
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[e4b8b81] | 60 |
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| 61 | <screen><userinput remap="install">make headers_check
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[f025bfe] | 62 | make INSTALL_HDR_PATH=dest headers_install
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[c883567] | 63 | find dest/include \( -name .install -o -name ..install.cmd \) -delete
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| 64 | cp -rv dest/include/* /usr/include</userinput></screen>
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[9dfc02f] | 65 |
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[bdea25ce] | 66 | </sect2>
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[9dfc02f] | 67 |
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[5bc82c5] | 68 | <sect2 id="contents-linux-headers" role="content">
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[b778fff] | 69 | <title>Contents of Linux API Headers</title>
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[ef57e3b] | 70 |
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[bdea25ce] | 71 | <segmentedlist>
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| 72 | <segtitle>Installed headers</segtitle>
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[ef57e3b] | 73 |
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[bdea25ce] | 74 | <seglistitem>
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[7ec7f68] | 75 | <seg>/usr/include/asm/*.h, /usr/include/asm-generic/*.h,
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| 76 | /usr/include/drm/*.h, /usr/include/linux/*.h, /usr/include/mtd/*.h,
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[35cba410] | 77 | /usr/include/rdma/*.h, /usr/include/scsi/*.h, /usr/include/sound/*.h,
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| 78 | /usr/include/video/*.h, /usr/include/xen/*.h</seg>
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[bdea25ce] | 79 | </seglistitem>
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| 80 | </segmentedlist>
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[81fd230] | 81 |
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[bdea25ce] | 82 | <variablelist>
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| 83 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 84 | <?dbfo list-presentation="list"?>
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| 85 | <?dbhtml list-presentation="table"?>
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[81fd230] | 86 |
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[7ec7f68] | 87 | <varlistentry id="asm">
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| 88 | <term><filename class="headerfile">/usr/include/asm/*.h</filename></term>
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[bdea25ce] | 89 | <listitem>
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[35cba410] | 90 | <para>The Linux API ASM Headers</para>
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| 91 | <indexterm zone="ch-system-linux-headers asm">
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| 92 | <primary sortas="e-/usr/include/asm/*.h">/usr/include/asm/*.h</primary>
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| 93 | </indexterm>
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[bdea25ce] | 94 | </listitem>
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[35cba410] | 95 | </varlistentry>
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[7ec7f68] | 96 |
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| 97 | <varlistentry id="asm-generic">
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| 98 | <term><filename class="headerfile">/usr/include/asm-generic/*.h</filename></term>
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| 99 | <listitem>
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[35cba410] | 100 | <para>The Linux API ASM Generic Headers</para>
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| 101 | <indexterm zone="ch-system-linux-headers asm-generic">
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| 102 | <primary sortas="e-/usr/include/asm-generic/*.h">/usr/include/asm-generic/*.h</primary>
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| 103 | </indexterm>
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[7ec7f68] | 104 | </listitem>
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[35cba410] | 105 | </varlistentry>
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[7ec7f68] | 106 |
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| 107 | <varlistentry id="drm">
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| 108 | <term><filename class="headerfile">/usr/include/drm/*.h</filename></term>
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| 109 | <listitem>
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[35cba410] | 110 | <para>The Linux API DRM Headers</para>
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| 111 | <indexterm zone="ch-system-linux-headers drm">
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| 112 | <primary sortas="e-/usr/include/drm/*.h">/usr/include/drm/*.h</primary>
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| 113 | </indexterm>
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[7ec7f68] | 114 | </listitem>
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[35cba410] | 115 | </varlistentry>
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[7ec7f68] | 116 |
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| 117 | <varlistentry id="linux">
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| 118 | <term><filename class="headerfile">/usr/include/linux/*.h</filename></term>
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| 119 | <listitem>
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[35cba410] | 120 | <para>The Linux API Linux Headers</para>
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| 121 | <indexterm zone="ch-system-linux-headers linux">
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| 122 | <primary sortas="e-/usr/include/linux/*.h">/usr/include/linux/*.h</primary>
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| 123 | </indexterm>
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[7ec7f68] | 124 | </listitem>
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[35cba410] | 125 | </varlistentry>
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[7ec7f68] | 126 |
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| 127 | <varlistentry id="mtd">
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| 128 | <term><filename class="headerfile">/usr/include/mtd/*.h</filename></term>
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| 129 | <listitem>
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[35cba410] | 130 | <para>The Linux API MTD Headers</para>
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| 131 | <indexterm zone="ch-system-linux-headers mtd">
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| 132 | <primary sortas="e-/usr/include/mtd/*.h">/usr/include/mtd/*.h</primary>
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| 133 | </indexterm>
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[7ec7f68] | 134 | </listitem>
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[35cba410] | 135 | </varlistentry>
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[7ec7f68] | 136 |
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| 137 | <varlistentry id="rdma">
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| 138 | <term><filename class="headerfile">/usr/include/rdma/*.h</filename></term>
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| 139 | <listitem>
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[35cba410] | 140 | <para>The Linux API RDMA Headers</para>
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| 141 | <indexterm zone="ch-system-linux-headers rdma">
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| 142 | <primary sortas="e-/usr/include/rdma/*.h">/usr/include/rdma/*.h</primary>
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| 143 | </indexterm>
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[7ec7f68] | 144 | </listitem>
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[35cba410] | 145 | </varlistentry>
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| 146 |
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| 147 | <varlistentry id="scsi">
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| 148 | <term><filename class="headerfile">/usr/include/scsi/*.h</filename></term>
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| 149 | <listitem>
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| 150 | <para>The Linux API SCSI Headers</para>
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| 151 | <indexterm zone="ch-system-linux-headers scsi">
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| 152 | <primary sortas="e-/usr/include/scsi/*.h">/usr/include/scsi/*.h</primary>
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| 153 | </indexterm>
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| 154 | </listitem>
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| 155 | </varlistentry>
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[7ec7f68] | 156 |
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| 157 | <varlistentry id="sound">
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| 158 | <term><filename class="headerfile">/usr/include/sound/*.h</filename></term>
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| 159 | <listitem>
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[35cba410] | 160 | <para>The Linux API Sound Headers</para>
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| 161 | <indexterm zone="ch-system-linux-headers sound">
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| 162 | <primary sortas="e-/usr/include/sound/*.h">/usr/include/sound/*.h</primary>
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| 163 | </indexterm>
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[7ec7f68] | 164 | </listitem>
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[35cba410] | 165 | </varlistentry>
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[7ec7f68] | 166 |
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| 167 | <varlistentry id="video">
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| 168 | <term><filename class="headerfile">/usr/include/video/*.h</filename></term>
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| 169 | <listitem>
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[35cba410] | 170 | <para>The Linux API Video Headers</para>
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| 171 | <indexterm zone="ch-system-linux-headers video">
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| 172 | <primary sortas="e-/usr/include/video/*.h">/usr/include/video/*.h</primary>
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| 173 | </indexterm>
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| 174 | </listitem>
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| 175 | </varlistentry>
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| 176 |
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| 177 | <varlistentry id="xen">
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| 178 | <term><filename class="headerfile">/usr/include/xen/*.h</filename></term>
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| 179 | <listitem>
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| 180 | <para>The Linux API Xen Headers</para>
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| 181 | <indexterm zone="ch-system-linux-headers xen">
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| 182 | <primary sortas="e-/usr/include/xen/*.h">/usr/include/xen/*.h</primary>
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| 183 | </indexterm>
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[7ec7f68] | 184 | </listitem>
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[35cba410] | 185 | </varlistentry>
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[ef57e3b] | 186 |
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[bdea25ce] | 187 | </variablelist>
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[ef57e3b] | 188 |
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[bdea25ce] | 189 | </sect2>
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[81fd230] | 190 |
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[bdea25ce] | 191 | </sect1>
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