FIX: DARWIN: aarch64: tstatfs.fstypename length error (#39873)

FIX issue #39873 (closed) (DARWIN: aarch64: tstatfs.fstypename length error)

Summary

1. record tstatfs in ptypes.inc error (darwin and aarch64)
2. fstypename in tstatfs should be MFSTYPENAMELEN(16 bytes), but MFSNAMELEN(15 bytes) used
3. related functions such as getfsstat() broken
4. FYI: https://opensource.apple.com/source/xnu/xnu-6153.41.3/bsd/sys/mount.h.auto.html

System Information

• Operating System: MacOS 12.2.1
• CPU / Bitness: M1 / aarch64
• FPC Version: FPC 3.2.2