1 #ifndef SEEK_H
2 #define SEEK_H
3 
4 typedef unsigned long seek_pos;
5 
6 extern seek_pos seek_cur();
7 
8 extern int seek_set();
9 extern int seek_end();
10 
11 extern int seek_trunc();
12 
13 #define seek_begin(fd) (seek_set((fd),(seek_pos) 0))
14 
15 #endif
16