Fix stat/timespec definitions for FreeBSD

std/c/freebsd.zig

@@ -50,18 +50,23 @@ pub const Stat = extern struct {
     nlink: usize,
 
     mode: u32,
+    __pad0: u16,
     uid: u32,
     gid: u32,
-    __pad0: u32,
+    __pad1: u32,
     rdev: u64,
-    size: i64,
-    blksize: isize,
-    blocks: i64,
 
     atim: timespec,
     mtim: timespec,
     ctim: timespec,
-    __unused: [3]isize,
+    birthtim: timespec,
+
+    size: i64,
+    blocks: i64,
+    blksize: isize,
+    flags: u32,
+    gen: u64,
+    __spare: [10]u64,
 };
 
 pub const timespec = extern struct {
@@ -72,7 +77,7 @@ pub const timespec = extern struct {
 pub const dirent = extern struct {
     d_fileno: usize,
     d_off: i64,
-    d_reclen: u64,
+    d_reclen: u16,
     d_type: u8,
     d_pad0: u8,
     d_namlen: u16,