normal-top-level-add-subdirs-to-load-path

normal-top-level-add-subdirs-to-load-path is a compiled Lisp function in `startup.el'.

(normal-top-level-add-subdirs-to-load-path)

Add all subdirectories of `default-directory' to `load-path'.
More precisely, this uses only the subdirectories whose names
start with letters or digits; it excludes any subdirectory named `RCS'
or `CVS', and any subdirectory that contains a file named `.nosearch'.