Function prototype or declaration at include/linux/key.h, line 387 References: certs/blacklist.c, line 126 crypto/asymmetric_keys/asymmetric_type.c, line 85 include/linux/key.h, line 387 lib/digsig.c, line 220 net/rxrpc/security.c, line 146 security/integrity/digsig_asymmetric.c, line 37 security/integrity/digsig_asymmetric.c, line 49 security/keys/keyctl.c, line 763 security/keys/keyring.c, line 941 security/keys/keyring.c, line 975 security/keys/process_keys.c, line 102 security/keys/process_keys.c, line 124