| PMSEND(3) | PMSEND(3) | 
int pmSend(pmContext *pmc);
pmContext * | 
  pmc | 
  pmContext object | 
pmSend() sends a message previously allocated by
pmGetSendBuffer() or
pmGetMulticastSendBuffer().
If pmc is of type PM_COMPOSITE then the context
is unlocked.
PM_SUCCESS | 
  Success | 
EIO | 
  Called with no buffer allocated |