Category: <b>DOS kernel</b>
<p>
<pre><b>INT 21 - European MS-DOS 4.0 - SEND SIGNAL</b>

	AH = 8Dh
	AL = signal number (see <a href=../../it/93/17.html>#01793</a>)
	BH = signal argument
	BL = action
	    00h send to entire command subtree
	    01h send only to specified process
	DX = Process ID
Return: CF clear if successful
	CF set on error
	    AX = error code (01h,06h)(see <a href=../../it/80/16.html>#01680</a> at AH=59h/BX=0000h)
Desc:	invoke the exceptional-condition handler for the specified process
Note:	error 06h may be returned if one or more of the affected processes
	  have an error handler for the signal
SeeAlso: AH=8Ch
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