append_addr
if (pfr_buf_load(&ab, ti->file, 0, append_addr, popts)) {
int append_addr(struct pfr_buffer *, char *, int, int);
int (*append_addr)(struct pfr_buffer *, char *, int, int), int opts)
if (append_addr(b, buf, nonetwork, opts)) {
if (append_addr(b, *argv++, nonetwork, opts)) {
if (pfr_buf_load(b, file, nonetwork, append_addr, opts)) {