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