fuse_chan_mountpoint
const char* fuse_chan_mountpoint(const struct fuse_chan* chan);
return strcmp(fuse_chan_mountpoint(chan), mountpoint) == 0;
rv = fuse_mount_v30(fuse, fuse_chan_mountpoint(chan));
if (strcmp(mountpoint, fuse_chan_mountpoint(ch)) != 0)
__func__, mountpoint, fuse_chan_mountpoint(ch));