28 struct ifile {  struct
29 	struct ifile *h_next;           /* Links for command line list */  argument
30 	struct ifile *h_prev;  argument
36 	char h_opened;                  /* Has this ifile been opened? */  argument
46 #define int_ifile(h)    ((struct ifile *)(h))  argument
180 public IFILE getoff_ifile(IFILE ifile)  in getoff_ifile()
246 public char * get_filename(IFILE ifile)  in get_filename()
256 public char * get_real_filename(IFILE ifile)  in get_real_filename()
266 public int get_index(IFILE ifile)  in get_index()
274 public void store_pos(IFILE ifile, struct scrpos *scrpos)  in store_pos()
283 public void get_pos(IFILE ifile, struct scrpos *scrpos)  in get_pos()
291 public void set_open(IFILE ifile)  in set_open()
299 public int opened(IFILE ifile)  in opened()
304 public void hold_ifile(IFILE ifile, int incr)  in hold_ifile()
309 public int held_ifile(IFILE ifile)  in held_ifile()
314 public void * get_filestate(IFILE ifile)  in get_filestate()
319 public void set_filestate(IFILE ifile, void *filestate)  in set_filestate()
324 public void set_altpipe(IFILE ifile, void *p)  in set_altpipe()
329 public void *get_altpipe(IFILE ifile)  in get_altpipe()
334 public void set_altfilename(IFILE ifile, char *altfilename)  in set_altfilename()
342 public char * get_altfilename(IFILE ifile)  in get_altfilename()