added better notes regarding needed patches (gcc note was missing as well as kbd, findutils was present but updated)

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1861 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter05/gcc-inst.xml

@@ -1,6 +1,10 @@
 <sect2>
 <title>Installation of GCC</title>
 
+<para>This package requires its patch to be applied before you can
+install it. Make sure it's unpacked before running the installation
+commands.</para>
+
 <para>This package is known to behave badly when you have changed its
 default optimization flags (including the -march and -mcpu options). GCC is
 best left alone.  Therefore, if you have defined any environment variables

chapter06/findutils-inst.xml

@@ -1,8 +1,9 @@
 <sect2>
 <title>Installing Findutils</title>
 
-<para>Before Findutils is installed the findutils patch file has 
-to be unpacked.</para>
+<para>This package requires its patch to be applied before you can
+install it. Make sure it's unpacked before running the installation 
+commands.</para>
 
 <para>Install Findutils by running the following commands:</para>
 

chapter06/gcc-inst.xml

@@ -1,6 +1,10 @@
 <sect2>
 <title>Installation of GCC</title>
 
+<para>This package requires its patch to be applied before you can
+install it. Make sure it's unpacked before running the installation 
+commands.</para>
+
 <para>This package is known to behave badly when you have changed its
 default optimization flags (including the -march and -mcpu options). GCC is
 best left alone.  Therefore, if you have defined any environment variables

chapter06/kbd-inst.xml

@@ -1,6 +1,10 @@
 <sect2>
 <title>Installation of Kbd</title>
 
+<para>This package requires its patch to be applied before you can
+install it. Make sure it's unpacked before running the installation 
+commands.</para>
+
 <para>Install Kbd by running the following commands:</para>
 
 <para><screen><userinput>patch -Np1 -i ../kbd-&kbd-patch-version;.patch &amp;&amp;