SLS_FRAME()

  Short:
  ------
 SLS_FRAME() A Superlib box setting function

 Returns
 <cSetting> => Current value of the setting

 Syntax
 SLS_FRAME([cNew])

 Function                   Setting                     Default
 --------------------------------------------------------------
 SLS_FRAME([cNew])          Box frames                   single

 [cNew] sets the setting to a new setting
 If [cNew] is passed, the setting is changed and the
 new setting is returned.

 Examples
  #include "Box.ch"
  sls_FRAME(B_SINGLE+" ")

 Notes:

 Source: S_GLOBAL.PRG