LaTeX2e fixes (patch 748118)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@21311 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/cppconst.tex

@@ -101,7 +101,7 @@ the compiler version, $1100$ is $11.0$ and $1200$ is OpenWatcom.}
 \begin{twocollist}\itemsep=0pt
 \twocolitem{\_\_WXDEBUG\_\_}{defined in debug mode, undefined in release mode}
 \twocolitem{wxUSE\_XXX}{if defined as $1$, feature XXX is active
-(the symbols of this form are always defined, use #if and not #ifdef to test
+(the symbols of this form are always defined, use \#if and not \#ifdef to test
  for them)}
 \end{twocollist}