NAME

recvclr − clear incoming message buffer asynchronously

SYNOPSIS

int recvclr()

DESCRIPTION

A process executes recvclr to clear its message buffer of any waiting message in preparation for receiving messages.  If a message is waiting, recvclr returns it to the caller.  If no messages are waiting, recvclr returns OK. 

SEE ALSO

receive(2), send(2), preceive(2), psend(2)

December 01, 1986  —  Xinu Programmer’s Manual