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===== Brief =====

Rename file using FCB

===== Input =====

  * DS:DX -> modified FCB (see also [[en:docs:mvm:api:FCB]]) the old filename ('?' wildcards OK) is in the standard location while the new filename ('?' wildcards OK, no drive) is stored in the 11 bytes beginning at offset 11h

===== Return =====

  * AL = status
    * 00h successfully renamed
    * FFh no matching files,file is read-only, or new name already exists

===== Notes =====

subdirectories may be renamed using an extended FCB with the appropriate attribute, as may volume labels

===== See also =====