octet iv[PRE##_BLKSZ]; /* Previous ciphertext or IV */ \
} pre##_cfbctx; \
\
/* --- @pre_cfbgetiv@ --- * \
* \
* Arguments: @const pre_cfbctx *ctx@ = pointer to CFB context block \
octet iv[PRE##_BLKSZ]; /* Previous ciphertext or IV */ \
} pre##_cfbctx; \
\
/* --- @pre_cfbgetiv@ --- * \
* \
* Arguments: @const pre_cfbctx *ctx@ = pointer to CFB context block \