Update doxygen.txt

Author: gammasoft71

docs/doxygen/doxygen.txt

@@ -57,7 +57,7 @@ LOOKUP_CACHE_SIZE      = 0
 EXTRACT_ALL            = NO
 EXTRACT_PRIVATE        = NO
 EXTRACT_PACKAGE        = NO
-EXTRACT_STATIC         = NO
+EXTRACT_STATIC         = YES
 EXTRACT_LOCAL_CLASSES  = YES
 EXTRACT_LOCAL_METHODS  = NO
 EXTRACT_ANON_NSPACES   = NO
@@ -117,7 +117,7 @@ RECURSIVE              = YES # Default: NO
 EXCLUDE                = 
 EXCLUDE_SYMLINKS       = NO
 EXCLUDE_PATTERNS       =
-EXCLUDE_SYMBOLS        = 
+EXCLUDE_SYMBOLS        = __*
 EXAMPLE_PATH           = ../../examples
 EXAMPLE_PATTERNS       = *
 EXAMPLE_RECURSIVE      = YES # Default: NO
@@ -324,7 +324,7 @@ PERLMOD_MAKEVAR_PREFIX =
 
 ENABLE_PREPROCESSING   = YES
 MACRO_EXPANSION        = YES # Default: NO
-EXPAND_ONLY_PREDEF     = YES # Default : NO
+EXPAND_ONLY_PREDEF     = NO # Default : NO
 SEARCH_INCLUDES        = YES
 INCLUDE_PATH           = 
 INCLUDE_FILE_PATTERNS  =