Please add riscv64 FreeBSD support code #165
Description
Trying to compile github.com/ferama/rospo on riscv64 FreeBSD 13.1.
github.com/creack/pty
# github.com/creack/pty
vendor/github.com/creack/pty/pty_freebsd.go:53:20: undefined: fiodgnameArg
vendor/github.com/creack/pty/pty_freebsd.go:66:12: undefined: _C_SPECNAMELEN
vendor/github.com/creack/pty/pty_freebsd.go:69:9: undefined: fiodgnameArg
go version says go version go1.20 freebsd/riscv64
Please add the missing code.