docs: use id instead of <a name>

Signed-off-by: Brian Paul <brianp@vmware.com>

docs/install.html

@@ -23,8 +23,7 @@
 </ol>
 
 
-<a name="prereq-general">
-<h1>1. Prerequisites for building</h1>
+<h1 id="prereq-general">1. Prerequisites for building</h1>
 
 <h2>1.1 General</h2>
 <ul>
@@ -46,8 +45,7 @@ To build OpenGL ES 1.1 and 2.0 you'll also need
 </ul>
 
 
-<a name="prereq-dri">
-<h3>1.2 For DRI and hardware acceleration</h3>
+<h3 id="prereq-dri">1.2 For DRI and hardware acceleration</h3>
 
 <p>
 The following are required for DRI-based hardware acceleration with Mesa:
@@ -73,8 +71,7 @@ the needed dependencies:
 
 
 
-<a name="autoconf">
-<H1>2. Building with autoconf (Linux/Unix/X11)</H1>
+<H1 id="autoconf">2. Building with autoconf (Linux/Unix/X11)</H1>
 
 <p>
 The primary method to build Mesa on Unix systems is with autoconf.
@@ -95,8 +92,7 @@ for more details.
 
 
 
-<a name="scons">
-<H1>3. Building with SCons (Windows/Linux)</H1>
+<H1 id="scons">3. Building with SCons (Windows/Linux)</H1>
 
 <p>
 To build Mesa with SCons on Linux or Windows do
@@ -130,8 +126,7 @@ Put them all in the same directory to test them.
 
 
 
-<a name="other">
-<H1>4. Building for other systems</H1>
+<H1 id="other">4. Building for other systems</H1>
 
 <p>
 Documentation for other environments (some may be very out of date):
@@ -145,8 +140,7 @@ Documentation for other environments (some may be very out of date):
 
 
 
-<a name="libs">
-<H1>5. Library Information</H1>
+<H1 id="libs">5. Library Information</H1>
 
 <p>
 When compilation has finished, look in the top-level <code>lib/</code>
@@ -190,8 +184,7 @@ versions of libGL and device drivers.
 </p>
 
 
-<a name="pkg-config">
-<H1>6. Building OpenGL programs with pkg-config</H1>
+<H1 id="pkg-config">6. Building OpenGL programs with pkg-config</H1>
 
 <p>
 Running <code>make install</code> will install package configuration files