Int 62 Fn 009D  u - Fgdriver V3.03 - "fg_sound" - Make Sound For Specifie  [V]

   AX = 009Dh
   BX = frequency in Hertz (18-32767)
   CX = duration in clock ticks (0000h or negative for continuous sound)

Notes: For FGDRIVER v1.10, this function was "FG_ALLOCCMS" (see AX=0001h);
     "FG_SOUND" was AX=0088h
   This call is ignored if asynchronous sound (AX=0089h,AX=008Bh,
     AX=008Dh) is already in progress

See Also: AX=0048h,AX=006Ah,AX=009Eh,AX=00A0h,AX=00AAh