fuse_mount_v25
# define fuse_mount fuse_mount_v25
nominal_fd = fuse_mount_v25(mountpoint, &args);
nominal_fd = fuse_mount_v25(mountpoint, &args);
int fuse_mount_v25(const char *mountpoint, struct fuse_args *args);
nominal_fd = fuse_mount_v25(mountpoint, args);