extern "wasi_snapshot_preview1" fn path_readlink(fd_t, [*]const u8, usize, [*]u8, usize, *usize) callconv(.C) errno_t

Parameters

fd: fd_t,
path: [*]const u8,
path_len: usize,
buf: [*]u8,
buf_len: usize,
bufused: *usize,