K 10 svn:author V 5 gibbs K 8 svn:date V 27 1996-02-18T07:49:25.000000Z K 7 svn:log V 171 Bring in changes from rev 1.7 - Return immediately from our interrupt handler if there is no work to do. Allows for shared interrupts. Submitted by: greg@greg.rim.or.jp END