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

--- ./doc/Doxyfile.in.cmakemacros	2020-08-08 17:47:39.902816214 -0400

+++ ./doc/Doxyfile.in	2020-08-08 17:48:22.465554872 -0400

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

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

 # run.

-EXCLUDE                = 

+EXCLUDE                = @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