--passphrase-fd=
open (PASS, "+<$pass")
using . fileno(PASS)
I get this error:
Reading passphrase from file descriptor 3 ...


You need a passphrase to unlock the secret key for
user: "derek smith"
2048-bit ELG-E key, ID 985DB557, created 2005-12-30 (main key ID 4A673EF3)

gpg: encrypted with 2048-bit ELG-E key, ID 985DB557, created 2005-12-30
      "derek smith"
gpg: public key decryption failed: bad passphrase
gpg: decryption failed: secret key not available
Press any key to continue . . .