Fix definitions of WAVEOPENDESC, WAVEHDR structures.

Fix definitions of WAVEOPENDESC, WAVEHDR structures.
Fix prototypes for DefDriverProc, waveOutMessage, waveOutGetDevCapsA/W, waveInGetDevCapsA/W, waveInMessage, midiStreamOpen, midiOutGetDevCapsA/W, midiOutOpen, midiOutMessage, midiInGetDevCapsA/W, midiInOpen, midiInMessage, auxGetDevCapsA/W, auxOutMessage, mixerGetDevCapsA/W, mixerOpen, timeSetEvent, joyGetDevCapsA/W, mciSendCommandA/W, and mciGetCreatorTask.

svn path=/branches/ros-amd64-bringup/; revision=38263