tls_signer_error
const char *tls_signer_error(struct tls_signer * _signer);
"signer: %s\n", tls_signer_error(signer));
"signer: %s\n", tls_signer_error(signer));
tls_signer_error(signer));
tls_signer_error(signer));
if (strcmp(tls_signer_error(signer), "key not found") != 0) {
"'key not found'\n", tls_signer_error(signer));