FUSE_BUFSIZE
#ifndef FUSE_BUFSIZE
(uint32_t)(16 * FUSE_BUFSIZE));
(uint32_t)(16 * FUSE_BUFSIZE));
#ifndef FUSE_BUFSIZE
if (len > (size_t)FUSE_BUFSIZE)
opt = perfuse_bufvar_from_env("PERFUSE_BUFSIZE", 16 * FUSE_BUFSIZE);