krb5_get_init_creds_opt_set_forwardable - Set or unset the forwardable flag in initial credential options.

void krb5_get_init_creds_opt_set_forwardable(krb5_get_init_creds_opt *opt, int forwardable)

param:

[in] opt - Options structure

[in] forwardable - Whether credentials should be forwardable