OSSL_ENCODER_CTX_set_pem_password_cb
&& !OSSL_ENCODER_CTX_set_pem_password_cb(ctx, \
&& !OSSL_ENCODER_CTX_set_pem_password_cb(ctx, cb, u))
int OSSL_ENCODER_CTX_set_pem_password_cb(OSSL_ENCODER_CTX *ctx,