Replying to a message from James Vahn to Jon Gentil,
About Ringer 2.0, On Wed, Jun 04, 1997
 JV> Jon Gentil wrote:
> THETSR PROC NEAR
>     MOV AH, 03h                      ;Function 3 (Check serial status)
>     XOR AL, AL                       ;Clear AL
 JV> You need to save and restore registers..
 JV> THETSR PROC NEAR
 JV>         pusha
 JV>         push dx
 JV>         push es
 JV>         ...........
 JV>         pop es
 JV>         pop dx
 JV>         popa
 JV>         jmp cs:[Old_Int]
THANKS!!!
   Jon Gentil - jon.gentil@magi.station-1.com    [PGP KeyId:0x3EB376B5]
   FidoNet Net 232 NEC   1:232/211.0   1:232/1.0                [EIEIO]
   Moderator:  YOUNG_ADULT,  R11TEEN,  FIDOWORK 
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