add linker-signed support

[excitedplus1s]

usage: ldid -S -Cadhoc -Clinker-signed somfile

codesign -dv -r- somefile

CodeDirectory v=20400 size=7071 flags=0x20002(adhoc,linker-signed) hashes=216+2 location=embedded

[CRKatri]

Please add this to the manpage.

[CRKatri]

Thank you! If you're up to the challenge, would you like to add support for using multiple flags with one -C, like -Chard,kill? It should be fairly simple to implement with getsubopt(3p) or strtok(3p).

[excitedplus1s]

Thank you! If you're up to the challenge, would you like to add support for using multiple flags with one -C, like -Chard,kill? It should be fairly simple to implement with getsubopt(3p) or strtok(3p).

Done