## Generic-function: SB-GRAY:STREAM-PEEK-CHAR
[![package](https://img.shields.io/badge/Package-SB--GRAY-5f9ea0.svg?style=social&colorA=999999)](../) [![type](https://img.shields.io/badge/Type-Generic--Function-5f9ea0.svg?style=social&colorA=999999)](../#generic-function) 

> This is used to implement PEEK-CHAR; this corresponds to PEEK-TYPE of NIL.
> It returns either a character or :EOF. The default method calls
> STREAM-READ-CHAR and STREAM-UNREAD-CHAR.

### Lambda list
```cl
(stream)
```