Constant libfuse_sys::fuse_lowlevel::fuse_buf_copy_flags_FUSE_BUF_SPLICE_NONBLOCK

pub const fuse_buf_copy_flags_FUSE_BUF_SPLICE_NONBLOCK: fuse_buf_copy_flags = 16;

Don't block on the pipe when copying data with splice

Makes the operations on the pipe non-blocking (if the pipe is full or empty). See SPLICE_F_NONBLOCK in the splice(2) man page.