DEFUN ("user-full-name", Fuser_full_name, Suser_full_name, 0, 1, 0,
"Return the full name of the user logged in, as a string.\n\
+If the full name corresponding to Emacs's userid is not known,\n\
+return \"unknown\".\n\
+\n\
If optional argument UID is an integer, return the full name of the user\n\
-with that uid, or \"unknown\" if there is no such user.\n\
+with that uid, or nil if there is no such user.\n\
If UID is a string, return the full name of the user with that login\n\
-name, or \"unknown\" if no such user could be found.")
+name, or nil if there is no such user.")
(uid)
Lisp_Object uid;
{