Man-apropos-regexp

Man-apropos-regexp is a variable defined in `man.el'.
Its value is

"\\[\\([-a-zA-Z0-9_­+][-a-zA-Z0-9_.:­+]*\\)\\][ ]*(\\([0-9][a-zA-Z0-9+]*\\|[LNln]\\))"


Documentation:
Regular expression describing a reference to manpages in "man -k output".