filt_pipedetach    64 kern/sys_pipe.c void	filt_pipedetach(struct knote *kn);
filt_pipedetach    69 kern/sys_pipe.c 	{ 1, NULL, filt_pipedetach, filt_piperead };
filt_pipedetach    71 kern/sys_pipe.c 	{ 1, NULL, filt_pipedetach, filt_pipewrite };