diff --git a/sound/fmod/fmod.c b/sound/fmod/fmod.c
index 3f35ee5c8..230047f3f 100644
--- a/sound/fmod/fmod.c
+++ b/sound/fmod/fmod.c
@@ -16,7 +16,7 @@ static void fmod_init_nhsound(void);
 static void fmod_exit_nhsound(const char *);
 static void fmod_achievement(schar, schar, int32_t);
 static void fmod_soundeffect(char *, int32_t, int32_t);
-static void fmod_hero_playnotes(int32_t, const char *, int32_t);
+static void fmod_hero_playnotes(int32_t instrument, const char *str, int32_t volume);
 static void fmod_play_usersound(const char *, int32_t, int32_t);
 static void fmod_ambience(int32_t, int32_t, int32_t);
 static void fmod_verbal(char *, int32_t, int32_t, int32_t, int32_t);
@@ -46,8 +46,8 @@ static void
 fmod_exit_nhsound(const char *reason)
 {
     /* Close / Terminate external sound library */
-    FMOD_System_Close(&systemvar);
-    FMOD_System_Release(&systemvar);
+    FMOD_System_Close(systemvar);
+    FMOD_System_Release(systemvar);
 }
 
 /* fulfill SNDCAP_ACHIEVEMENTS */
@@ -65,7 +65,7 @@ fmod_soundeffect(char *desc, int32_t seid, int32_t volume)
 }
 
 /* fulfill SNDCAP_HEROMUSIC */
-static void fmod_hero_playnotes(int32_t instrument, char *str, int32_t volume)
+static void fmod_hero_playnotes(int32_t instrument, const char *str, int32_t volume)
 {
     //  to be added in future
 }
@@ -88,12 +88,17 @@ fmod_play_usersound(const char *filename, int32_t volume UNUSED, int32_t idx UNU
 
 static void
 fmod_ambience(int32_t ambienceid, int32_t ambience_action,
-                int32_t hero_proximity)
+              int32_t hero_proximity)
 {
     //  to be added in future
 }
 
-
+static void
+fmod_verbal(char *text, int32_t gender, int32_t tone,
+            int32_t vol, int32_t moreinfo)
+{
+    //  to be added in future
+}
 
 #endif /* SND_LIB_FMOD  */
        /* end of fmod.c */
diff --git a/sys/windows/Makefile.nmake b/sys/windows/Makefile.nmake
index ab87543d1..dbff3a676 100644
--- a/sys/windows/Makefile.nmake
+++ b/sys/windows/Makefile.nmake
@@ -50,6 +50,7 @@ GAMEDIR = ..\binary               # Default game build directory
 # windsound uses built-in Microsoft API's, no 3rd party download is required.
 
 SOUND_LIBRARIES = windsound
+#SOUND_LIBRARIES = windsound fmod
 
 #------------------------------------------------------------------------------
 # Curses options.
@@ -805,20 +806,17 @@ NEED_USERSOUNDS=Y
 NEED_SEAUTOMAP=Y
 NEED_WAV=Y
 FMODROOT=..\lib\fmod\api\core
+FMODDLLBASENAME = fmod.dll
 SOUNDLIBINCL = $(SOUNDLIBINCL) -I$(FMODROOT)/inc
 SOUNDLIBDEFS = $(SOUNDLIBDEFS) -DSND_LIB_FMOD
 TTYSOUNDOBJS = $(TTYSOUNDOBJS) $(OTTY)fmod.o
 GUISOUNDOBJS = $(GUISOUNDOBJS) $(OGUI)fmod.o
 FMODLIBDIR = $(FMODROOT)\lib\$(TARGET_CPU)
-FMODLIBDLL = fmod_vc.dll
-!IF "$(TARGET_CPU)" == "x86"
+FMODLIBDLL = $(FMODLIBDIR)\$(FMODDLLBASENAME)
+FMODFLAGS = -wd4201
 TTYSOUNDLIBS = $(TTYSOUNDLIBS) $(FMODLIBDIR)\fmod_vc.lib
 GUISOUNDLIBS = $(GUISOUNDLIBS) $(FMODLIBDIR)\fmod_vc.lib
-#!ELSE
-#TTYSOUNDLIBS = $(TTYSOUNDLIBS) $(FMODLIBDIR)\fmod_vc.lib
-#GUISOUNDLIBS = $(GUISOUNDLIBS) $(FMODLIBDIR)\fmod_vc.lib
-!ENDIF
-GAMEDIRDLLS = $(GAMEDIRDLLS) $(GAMEDIR)\$(FMODLIBDLL)
+GAMEDIRDLLS = $(GAMEDIRDLLS) $(GAMEDIR)\$(FMODDLLBASENAME)
 FMODDIR = ..\sound\fmod
 SOUNDSRCS = $(SOUNDSRCS) $(FMODDIR)\fmod.c
 !MESSAGE ---------------------------------------------------------------------
@@ -827,7 +825,7 @@ SOUNDSRCS = $(SOUNDSRCS) $(FMODDIR)\fmod.c
 !MESSAGE fmod include directory    : $(FMODROOT)\inc
 !MESSAGE fmod library directory    : $(FMODLIBDIR)
 !MESSAGE fmod library to link with : $(FMODLIBDIR)\fmod_vc.lib
-!MESSAGE fmod library dll          : $(FMODLIBDIR)\$(FMODLIBDLL)
+!MESSAGE fmod library dll          : $(FMODLIBDLL)
 !MESSAGE ---------------------------------------------------------------------
 FMOD_MISSING=
 !IF !EXIST("$(FMODROOT)\inc")
@@ -842,9 +840,9 @@ FMOD_MISSING= $(FMOD_MISSING) $(FMODLIBDIR)
 FMOD_MISSING= $(FMOD_MISSING) $(FMODLIBDIR)\fmod_vc.lib
 !MESSAGE Error: missing $(FMODLIBDIR)\fmod_vc.lib
 !ENDIF
-!IF !EXIST("$(FMODLIBDIR)\$(FMODLIBDLL)")
-FMOD_MISSING= $(FMOD_MISSING) $(FMODLIBDIR)\$(FMODLIBDLL)
-!MESSAGE Error: missing $(FMODLIBDIR)\$(FMODLIBDLL)
+!IF !EXIST("$(FMODLIBDLL)")
+FMOD_MISSING= $(FMOD_MISSING) $(FMODLIBDLL)
+!MESSAGE Error: missing $(FMODLIBDLL)
 !ENDIF
 !IF "$(FMOD_MISSING)" != ""
 !ERROR Error: Cannot proceed with fmod integration included
@@ -1341,10 +1339,10 @@ DLB =
 #==========================================
 
 {$(FMODDIR)}.c{$(OBJTTY)}.o:
-	$(Q)$(CC) $(CFLAGS) -I$(WSHR) $(TTYDEF) $(CROSSCOMPILE) $(CROSSCOMPILE_TARGET) -Fo$@ $<
+	$(Q)$(CC) $(CFLAGS) $(FMODFLAGS) -I$(WSHR) $(TTYDEF) $(CROSSCOMPILE) $(CROSSCOMPILE_TARGET) -Fo$@ $<
 
 {$(FMODDIR)}.c{$(OBJGUI)}.o:
-	$(Q)$(CC) $(CFLAGS) -I$(WSHR) $(GUIDEF) $(CROSSCOMPILE) $(CROSSCOMPILE_TARGET) -Fo$@ $<
+	$(Q)$(CC) $(CFLAGS) $(FMODFLAGS) -I$(WSHR) $(GUIDEF) $(CROSSCOMPILE) $(CROSSCOMPILE_TARGET) -Fo$@ $<
 
 #==========================================
 #=============== TARGETS ==================
@@ -2063,8 +2061,8 @@ $(OTTY)fmod.o: $(FMODDIR)\fmod.c $(HACK_H)
 $(OGUI)fmod.o: $(FMODDIR)\fmod.c $(HACK_H)
 
 # Copy the DLL to GAMEDIR
-$(GAMEDIR)\FMODLIBDLL: $(FMODLIBDIR)\$(FMODLIBDLL)
-	copy $(FMODLIBDIR)\$(FMODLIBDLL) $@
+$(GAMEDIR)\$(FMODDLLBASENAME):
+	copy $(FMODLIBDLL) $@
 !ENDIF
 #===================================================================
 # sys/windows dependencies