bf_init
void bf_init(char *rc);
bf_init((rc) ? "" : NULL);
vm = bf_init("", ficlTextOutSilent);
vm = bf_init("", ficlTextOutSilent);
vm = bf_init("", ficlTextOutSilent);
extern ficlVm *bf_init(const char *, ficlOutputFunction);
if ((vm = bf_init("", NULL)) == NULL)
vm = bf_init("", ficlSuppressTextOutput);