VS_PopSets()         Restores all of the SET settings from stack

Description:

  VS_PopSets() will restore all the SET settings saved with the last
  call to VS_PushSets().

Syntax:     

  VS_PopSets()

Pass:       

  Nothing

Return:     

  VS_PopSets() will always return NIL

Notes:      


Example:    

  VS_PushSets()
     SET(_SET_ALTFILE,"MYFILE.TXT")
     ...
  VS_PopSets()

Usage:      

  VS_PopSets() should be called by your programs as part of the clean-up
  before they exit.  VS_PopSets() must be used in "balance" with
  VS_PushSets().