This command unloads the library that provided feature @var{feature}.
It undefines all functions, macros, and variables defined in that
library with @code{defconst}, @code{defvar}, @code{defun},
This command unloads the library that provided feature @var{feature}.
It undefines all functions, macros, and variables defined in that
library with @code{defconst}, @code{defvar}, @code{defun},