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