updated patch explanation

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2181 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/ncurses-exp.xml

@@ -3,7 +3,8 @@
 
 <para><userinput>patch -Np1 -i ../ncurses-&ncurses-version;-patch:</userinput>
 This patch fixes a compile problem with GCC-3.2 because Ncurses uses
-constructions that are no longer valid in the new C++ standard.</para>
+constructions that are not valid in ANSI C++ and don't compile with
+recent GCC versions that conform to the standard.</para>
 
 <para><userinput>--with-shared:</userinput> This enables the build of the
 shared ncurses library files.</para>