Name
relay_alloc_buf — 
     allocate a channel buffer
 
Synopsis
| void * relay_alloc_buf ( | struct rchan_buf * buf, | 
|  | size_t * size ); | 
 
Arguments
- buf
- 
     the buffer struct
     
- size
- 
     total size of the buffer
     
Description
   Returns a pointer to the resulting buffer, NULL if unsuccessful. The
   passed in size will get page aligned, if it isn't already.