1 /* Public domain. */
2 
3 #ifndef SEEK_H
4 #define SEEK_H
5 
6 #include <unistd.h>	/* for lseek() */
7 
8 typedef unsigned long seek_pos;
9 
10 extern seek_pos seek_cur(int);
11 
12 extern int seek_set(int,seek_pos);
13 extern int seek_end(int);
14 
15 extern int seek_trunc(int,seek_pos);
16 
17 #define seek_begin(fd) (seek_set((fd),(seek_pos) 0))
18 
19 #endif
20