INT 50 - PCIBM PC Thuis Organizer Shell - EDIT LINE
	AX = 000Dh
	ES:BX -> text string
	CL = length
	CH = input type (see #03243)
	DH,DL = row,column of upper left corner
	DI = window handle
Return: AX = result code
Program: The PCIBM PC Thuis Organizer Shell was written by John Vanderaart and
	  published in the June/July 1990 issue of PCIBM PC Thuis Power magazine


Bitfields for input type:
Bit(s)	Description	(Table 03243)
 0	force uppercase
 1	integer
 2	no spaces allowed
 3	no cursor keys