win32 USER_SOUNDS

This uses pmatch() as a default pattern matcher,
and #defines USER_SOUNDS_REGEX for Qt
to enable the code for regular expressions.

This is enabled for win32tty and win32gui.

sys/winnt/ntsound.c

@@ -11,5 +11,18 @@
  */
 
 #include "hack.h"
+#include "win32api.h"
+#include <mmsystem.h>
 
+#ifdef USER_SOUNDS
+
+void play_usersound(filename, volume)
+const char* filename;
+int volume;
+{
+/*    pline("play_usersound: %s (%d).", filename, volume); */
+	(void)sndPlaySound(filename, SND_ASYNC | SND_NODEFAULT);
+}
+
+#endif /*USER_SOUNDS*/
 /* ntsound.c */