rz_server: call shutdown() on interrupt
rz_server: call shutdown() on interrupt

yuvadm/rhizi,ozFri/rhizi,yuvadm/rhizi,Rhizi/rhizi,cben/rhizi,Rhizi/rhizi,tlevine/rhizi,shlomif/rhizi,tlevine/rhizi,yuvadm/rhizi,ozFri/rhizi,shlomif/rhizi,cben/rhizi,ozFri/rhizi,cben/rhizi,tlevine/rhizi,ozFri/rhizi,yuvadm/rhizi,shlomif/rhizi,cben/rhizi,shlomif/rhizi,Rhizi/rhizi,Rhizi/rhizi,tlevine/rhizi