xaudio2: Implement device activation.

configure

@@ -13604,13 +13604,14 @@ fi
 fi
 if test "x$ac_cv_lib_openal" != xyes; then :
   case "x$with_openal" in
-  x)   as_fn_append wine_notices "|libopenal ${notice_platform}development files not found (or too old), OpenAL won't be supported." ;;
+  x)   as_fn_append wine_notices "|libopenal ${notice_platform}development files not found (or too old), OpenAL and XAudio2 won't be supported" ;;
   xno) ;;
-  *)   as_fn_error $? "libopenal ${notice_platform}development files not found (or too old), OpenAL won't be supported.
+  *)   as_fn_error $? "libopenal ${notice_platform}development files not found (or too old), OpenAL and XAudio2 won't be supported
 This is an error since --with-openal was requested." "$LINENO" 5 ;;
 esac
 fi
 test "x$ac_cv_lib_openal" = xyes || enable_openal32=${enable_openal32:-no}
+test "x$ac_cv_lib_openal" = xyes || enable_xaudio2_7=${enable_xaudio2_7:-no}
 
 if test "$ac_cv_header_kstat_h" = "yes"
 then

configure.ac

@@ -1738,8 +1738,9 @@ then
                       AC_DEFINE_UNQUOTED(HAVE_OPENAL,1,[Define to 1 if OpenAL is available])],,)
 fi
 WINE_NOTICE_WITH(openal,[test "x$ac_cv_lib_openal" != xyes],
-                 [libopenal ${notice_platform}development files not found (or too old), OpenAL won't be supported.])
+                 [libopenal ${notice_platform}development files not found (or too old), OpenAL and XAudio2 won't be supported])
 test "x$ac_cv_lib_openal" = xyes || enable_openal32=${enable_openal32:-no}
+test "x$ac_cv_lib_openal" = xyes || enable_xaudio2_7=${enable_xaudio2_7:-no}
 
 dnl **** Check for libkstat ****
 if test "$ac_cv_header_kstat_h" = "yes"

dlls/xaudio2_7/Makefile.in

 MODULE    = xaudio2_7.dll
 IMPORTS   = advapi32 kernel32 ole32 user32 uuid
+EXTRALIBS = $(OPENAL_LIBS)
 
 C_SRCS = \
 	xaudio_dll.c