fix part of the doxygen warnings introducing aliases for preprocessor commands; replacing some \_ with _ and fixing links to the libraries_page

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51920 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/doxygen/Doxyfile

@@ -71,8 +71,19 @@ ALIASES += true="\b true"
 ALIASES += false="\b false"
 ALIASES += NULL="\b NULL"
 
+# these are useful for creation of tables
+ALIASES += row{2}=""
+
 # NOTE: we could put aliases also for e.g. @wxDefaultSize, @wxDefaultPosition, @wxID_ANY, etc
 
+# NOTE: these are important as you can't write in the docs
+#       just #ifdef since the # character is used by Doxygen
+#       for explicit linking; use the following aliases instead!
+ALIASES += ifdef="\b \c \#ifdef"
+ALIASES += ifndef="\b \c \#ifndef"
+ALIASES += if="\b \c \#if"          # NOTE: this overrides the Doxygen \if command
+ALIASES += endif="\b \c \#endif"
+
 
 #---------------------------------------------------------------------------
 # Build related configuration options
@@ -119,7 +130,7 @@ WARN_LOGFILE           = doxygen.log
 #---------------------------------------------------------------------------
 # configuration options related to the input files
 #---------------------------------------------------------------------------
-INPUT                  = . ./overviews ../../include/interface 
+INPUT                  = . ./overviews ../../interface
 INPUT_ENCODING         = UTF-8
 FILE_PATTERNS          = *.h *.txt
 RECURSIVE              = YES
@@ -213,7 +224,7 @@ MAN_LINKS              = NO
 #---------------------------------------------------------------------------
 # configuration options related to the XML output
 #---------------------------------------------------------------------------
-GENERATE_XML           = YES
+GENERATE_XML           = NO
 XML_OUTPUT             = xml
 XML_SCHEMA             = 
 XML_DTD                =