return-nil-if-folder-empty)
"Normalizes FOLDER name.
-Makes sure that two ‘/’ characters never occur next to each
-other. Also all occurrences of ‘..’ and ‘.’ are suitably
+Makes sure that two `/' characters never occur next to each
+other. Also all occurrences of `..' and `.' are suitably
processed. So \"+inbox/../news\" will be normalized to \"+news\".
-If optional argument EMPTY-STRING-OKAY is nil then a ‘+’ is added
+If optional argument EMPTY-STRING-OKAY is nil then a `+' is added
at the front if FOLDER lacks one. If non-nil and FOLDER is the
empty string then nothing is added.
If optional argument DONT-REMOVE-TRAILING-SLASH is non-nil then a
-trailing ‘/’ if present is retained (if present), otherwise it is
+trailing `/' if present is retained (if present), otherwise it is
removed.
If optional argument RETURN-NIL-IF-FOLDER-EMPTY is non-nil, then
return nil if FOLDER is \"\" or \"+\". This is useful when
-normalizing the folder for the ‘folders’ command which displays
+normalizing the folder for the `folders' command which displays
the directories in / if passed \"+\". This is usually not
desired. If this argument is non-nil, then EMPTY-STRING-OKAY has
no effect."