Specifies the system attribute. The possible system
attributes are:
MSV_CLOSEDCAPTION
Returns TRUE if the user has
enabled closed captioning and FALSE otherwise.
MSV_MASTERVOLUME
The master volume setting. The range is 0 to 100.
MSV_HEADPHONES
Returns
TRUE if the user has headphones enabled for the system and FALSE otherwise.
MSV_SPEAKERS
Returns TRUE
if the user has speakers (line out) enabled for the system and FALSE otherwise.
MSV_WORKPATH
Points to
a character buffer of size CCHMAXPATH. This is the name of the file-system
path where temporary files created by OS/2 multimedia are located (for example,
c:\mmos2\temp).
MSV_SYSQOSVALUE
System
wide Quality of Service (QOS) specification value used for band-width reservation
(for example, bytes per second) over the network.
MSV_SYSQOSERRORFLAG
Description of error occurring during band-width
reservation.