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