print_toif
extern void print_toif(int, char *, char *, struct frdest *);
print_toif(fp->fr_family, "to", fp->fr_names, &fp->fr_tif);
print_toif(fp->fr_family, "dup-to", fp->fr_names,
print_toif(fp->fr_family, "reply-to", fp->fr_names,