winmm: Implement waveOut* on top of MMDevAPI.

dlls/winmm/Makefile.in

 EXTRADEFS = -D_WINMM_
 MODULE    = winmm.dll
 IMPORTLIB = winmm
-IMPORTS   = user32 advapi32
+IMPORTS   = uuid user32 advapi32 ole32 msacm32
 
 C_SRCS = \
 	driver.c \

dlls/winmm/winemm.h

@@ -152,6 +152,8 @@ void		TIME_MMTimeStop(void) DECLSPEC_HIDDEN;
 
 MMRESULT WINMM_CheckCallback(DWORD_PTR dwCallback, DWORD fdwOpen, BOOL mixer);
 
+BOOL WINMM_InitWaveform(void);
+
 /* Global variables */
 extern CRITICAL_SECTION WINMM_cs DECLSPEC_HIDDEN;
 extern HINSTANCE hWinMM32Instance DECLSPEC_HIDDEN;

dlls/winmm/winmm.c

@@ -79,7 +79,7 @@ static	BOOL	WINMM_CreateIData(HINSTANCE hInstDLL)
 {
     hWinMM32Instance = hInstDLL;
     psLastEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
-    return TRUE;
+    return WINMM_InitWaveform();
 }
 
 /**************************************************************************