Int 2F Fn 1403  CU - Nlsfunc.com - Set Code Page                           [U]

   AX = 1403h
   DS:SI -> internal code page structure (see #2305)
   BX = code page (see #1446 at INT 21/AX=6602h)
   DX = country code (see #1088 at INT 21/AH=38h)

Return: AL = status
        ???

Note:  this function is called by the DOS v3.3+ kernel on INT 21/AH=38h

See Also: AX=1402h"NLSFUNC",AX=1404h,INT 21/AH=38h"SET"