Doxygen fix for FL_DEPRECATED

FL/fl_attr.h

@@ -54,10 +54,12 @@
  FL_DEPRECATED("Outdated, don't use", int position()) { return position_; }
  \endcode
  */
-#define FL_DEPRECATED(msg, func) [[deprecated(msg)]] func
+#define FL_DEPRECATED(msg, func) \
+  /##*##* \deprecated msg *##/ \
+  func
 
 
-#else
+#else /* FL_DOXYGEN */
 
 
 /*

documentation/Doxyfile.in

@@ -1225,13 +1225,13 @@ ENABLE_PREPROCESSING   = YES
 # compilation will be performed. Macro expansion can be done in a controlled
 # way by setting EXPAND_ONLY_PREDEF to YES.
 
-MACRO_EXPANSION        = NO
+MACRO_EXPANSION        = YES
 
 # If the EXPAND_ONLY_PREDEF and MACRO_EXPANSION tags are both set to YES
 # then the macro expansion is limited to the macros specified with the
 # PREDEFINED and EXPAND_AS_DEFINED tags.
 
-EXPAND_ONLY_PREDEF     = NO
+EXPAND_ONLY_PREDEF     = YES
 
 # If the SEARCH_INCLUDES tag is set to YES (the default) the includes files
 # in the INCLUDE_PATH (see below) will be search if a #include is found.
@@ -1265,14 +1265,14 @@ PREDEFINED             = FL_DOXYGEN \
                          HAVE_GL \
                          HAVE_GL_OVERLAY \
                          FL_EXPORT:= \
-			 __cplusplus
+                         __cplusplus
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then
 # this tag can be used to specify a list of macro names that should be expanded.
 # The macro definition that is found in the sources will be used.
 # Use the PREDEFINED tag if you want to use a different macro definition.
 
-EXPAND_AS_DEFINED      =
+EXPAND_AS_DEFINED      = FL_DEPRECATED
 
 # If the SKIP_FUNCTION_MACROS tag is set to YES (the default) then
 # doxygen's preprocessor will remove all function-like macros that are alone