assign entire struct rather than member-at-a-time. don't repeat buffer
sizes; always use sizeof to ensure consistency.
/* Set up our fcookie */
f->fc.cookie = cookie;
- f->fc.iofuncs.read = iofuncs.read;
- f->fc.iofuncs.write = iofuncs.write;
- f->fc.iofuncs.seek = iofuncs.seek;
- f->fc.iofuncs.close = iofuncs.close;
+ f->fc.iofuncs = iofuncs;
f->f.fd = -1;
f->f.cookie = &f->fc;
f->f.buf = f->buf + UNGET;
- f->f.buf_size = BUFSIZ;
+ f->f.buf_size = sizeof f->buf - UNGET;
f->f.lbf = EOF;
/* Initialize op ptrs. No problem if some are unneeded. */