it's gcc not binutils

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1929 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/gcc-inst.xml

@@ -5,7 +5,7 @@
 default optimization flags (including the -march and -mcpu options). GCC is
 best left alone.  Therefore, if you have defined any environment variables
 that override default optimizations, such as CFLAGS and CXXFLAGS, we
-recommend unsetting or modifying them when building binutils.  You have
+recommend unsetting or modifying them when building Gcc.  You have
 been warned.</para>
 
 <para>Install GCC by running the following commands. These commands will build