gzseek(long offset,int whence)1 void gzseek (long offset, int whence) 2 { 3 if (whence == 2) 4 return; 5 if (whence == 0) 6 offset -= 1; 7 if (offset < 0) 8 return; 9 while (offset > 0) { 10 } 11 } 12