rf                481 kernel/sysfile.c   struct file *rf, *wf;
rf                486 kernel/sysfile.c   if(pipealloc(&rf, &wf) < 0)
rf                489 kernel/sysfile.c   if((fd0 = fdalloc(rf)) < 0 || (fd1 = fdalloc(wf)) < 0){
rf                492 kernel/sysfile.c     fileclose(rf);
rf                500 kernel/sysfile.c     fileclose(rf);