Shape file name:
Max # recs to display         
Max # parts / points to display File record counts - active when dumping shp or shx
 
  File Header Record contents: Read status:
File code *
Unused *
File length *
Version *
Shape Type
Xmin
Ymin
Xmax
Ymax
Zmin
Zmax
Mmin
Mmax
* File code (big end) always == 9994
* Unused (big end) always 5 int32's
* File length (big end) [# 16-bit words]
(big endians are converted here)
* Version always == 1000
... hdr rec is always 100 bytes ...