diff -up ./doc/Doxyfile.in.doxyfile ./doc/Doxyfile.in

--- ./doc/Doxyfile.in.doxyfile	2020-01-12 06:56:40.000000000 -0500

+++ ./doc/Doxyfile.in	2021-02-27 18:12:22.953572564 -0500

@@ -664,7 +664,6 @@ WARN_LOGFILE           =

 INPUT                  = @doxy_main_page@ \

                          @PROJECT_SOURCE_DIR@ \

-                         @PROJECT_BINARY_DIR@ \

                          @PROJECT_SOURCE_DIR@/include/ \

                          @PROJECT_SOURCE_DIR@/doc/dox.h \

                          @PROJECT_SOURCE_DIR@/code/BaseImporter.h

@@ -725,7 +724,8 @@ RECURSIVE              = YES

 # Note that relative paths are relative to the directory from which doxygen is 

 # run.

-EXCLUDE                = irrXML.h

+EXCLUDE                = irrXML.h \

+                         @PROJECT_BINARY_DIR@

 # The EXCLUDE_SYMLINKS tag can be used to select whether or not files or 

 # directories that are symbolic links (a Unix file system feature) are excluded