Frees a specified buffer.
#include <sys/types.h>
#include <sys/errno.h>
#include <cblock.h>void putcf ( p)
struct cblock *p;
| Item | Description |
|---|---|
| p | Identifies which character buffer to free. |
The putcf kernel service unpins the indicated character buffer.
The putcf service returns the specified buffer to the list of free character buffers.
The putcf kernel service can be called from either the process or interrupt environment.
The putcf service has no return values.