#### 10.2.18 makunbound [Function] ¶

`makunbound` symbol ⇒ symbol

#### Arguments and Values:: ¶

symbol—a symbol

#### Description:: ¶

Makes the symbol be unbound, regardless of whether it was previously bound.

#### Examples:: ¶

     (setf (symbol-value 'a) 1)
     (boundp 'a) ⇒  true
     a ⇒  1
     (makunbound 'a) ⇒  A
     (boundp 'a) ⇒  false

#### Side Effects:: ¶

The value cell of symbol is modified.

#### Exceptional Situations:: ¶

Should signal an error of type type-error if symbol is not a symbol.

#### See Also:: ¶

boundp [Function] , fmakunbound [Function]