diff --git a/polymer/eduke32/Makefile.msvc b/polymer/eduke32/Makefile.msvc
index 14dc8b5f9..073f0950a 100644
--- a/polymer/eduke32/Makefile.msvc
+++ b/polymer/eduke32/Makefile.msvc
@@ -43,7 +43,7 @@ CFLAGS= /MT /J /nologo $(flags_cl)  \
 LIBS=user32.lib gdi32.lib shell32.lib dxguid.lib winmm.lib wsock32.lib comctl32.lib \
         /NODEFAULTLIB:glu32.lib /NODEFAULTLIB:msvcrt.lib /NODEFAULTLIB:msvcrtd.lib
 
-LIBS=vorbisfile_static.lib vorbis_static.lib ogg_static.lib $(LIBS)
+LIBS=vorbisfile_static.lib vorbis_static.lib ogg_static.lib dsound.lib $(LIBS)
 
 ASFLAGS=/nologo /coff /c
 EXESUFFIX=.exe
diff --git a/polymer/eduke32/source/jaudiolib/Makefile.msvc b/polymer/eduke32/source/jaudiolib/Makefile.msvc
new file mode 100644
index 000000000..3903dd850
--- /dev/null
+++ b/polymer/eduke32/source/jaudiolib/Makefile.msvc
@@ -0,0 +1,50 @@
+OBJ=obj.msc
+INC=include
+SRC=src
+JFAUDIOLIB=libjfaudiolib.lib
+
+!ifdef DEBUG
+# debugging options
+flags_cl=/Od /Zi
+flags_link=/DEBUG
+flags_lib=
+!else
+# release options
+flags_cl=/Ox /GL /arch:SSE
+flags_link=/RELEASE /LTCG
+flags_lib=/LTCG
+!endif
+
+CC=cl
+LINK=link /opt:ref /nologo
+
+DXROOT=U:\SDKs\Microsoft DirectX SDK (April 2007)
+VORBISSDK=U:\SDKs\oggvorbis-win32sdk-1.0.1
+
+CFLAGS=$(CFLAGS) /nologo /MT /J $(flags_cl) $(TARGETOPTS) /I$(INC) /I$(SRC) /I"$(VORBISSDK)\include" /I"$(DXROOT)\include"
+!ifdef DEBUG
+CFLAGS=$(CFLAGS) /DDEBUGGINGAIDS
+!endif
+
+CFLAGS=$(CFLAGS) /DRENDERTYPE$(RENDERTYPE)=1 /D "_CRT_SECURE_NO_DEPRECATE" /W2 /DHAVE_VORBIS /Iinclude/msvc /DWIN32
+
+OBJECTS=$(OBJ)\drivers.o \
+	$(OBJ)\fx_man.o \
+	$(OBJ)\multivoc.o \
+	$(OBJ)\mix.o \
+	$(OBJ)\mixst.o \
+	$(OBJ)\pitch.o \
+	$(OBJ)\vorbis.o \
+	$(OBJ)\driver_nosound.o \
+    $(OBJ)\driver_directsound.o
+
+{$(SRC)}.c{$(OBJ)}.o:
+	$(CC) /c $(CFLAGS) /Fo$@ $<
+
+jfaudiolib: $(JFAUDIOLIB)
+$(JFAUDIOLIB): $(OBJECTS)
+	lib $(flags_lib) /out:$@ /nologo $**
+
+clean:
+	-del /Q $(OBJECTS) $(JFAUDIOLIB)
+
diff --git a/polymer/eduke32/source/jaudiolib/src/multivoc.c b/polymer/eduke32/source/jaudiolib/src/multivoc.c
index 0d7e6f7dc..9b0a7540d 100644
--- a/polymer/eduke32/source/jaudiolib/src/multivoc.c
+++ b/polymer/eduke32/source/jaudiolib/src/multivoc.c
@@ -80,8 +80,12 @@ static inline uint32_t SWAP32(uint32_t s)
     return (s >> 24) | (s << 24) | ((s&0xff00) << 8) | ((s & 0xff0000) >> 8);
 }
 
+#ifndef min
 #define min(x,y) ((x) < (y) ? (x) : (y))
+#endif
+#ifndef max
 #define max(x,y) ((x) > (y) ? (x) : (y))
+#endif
 
 #define RoundFixed( fixedval, bits )            \
         (                                       \
@@ -1028,6 +1032,7 @@ int32_t MV_KillAllVoices
 
 {
     VoiceNode * voice, * next;
+    int32_t     flags;
 
     if (!MV_Installed)
     {
@@ -1035,6 +1040,8 @@ int32_t MV_KillAllVoices
         return(MV_Error);
     }
 
+    flags = DisableInterrupts();
+
     // Remove all the voices from the list
     for (voice = VoiceList.next; voice != &VoiceList; voice = next)
     {
@@ -1045,6 +1052,8 @@ int32_t MV_KillAllVoices
         }
     }
 
+    RestoreInterrupts(flags);
+
     return(MV_Ok);
 }
 
diff --git a/polymer/eduke32/source/jaudiolib/src/vorbis.c b/polymer/eduke32/source/jaudiolib/src/vorbis.c
index 171fc0208..e1ca3f191 100644
--- a/polymer/eduke32/source/jaudiolib/src/vorbis.c
+++ b/polymer/eduke32/source/jaudiolib/src/vorbis.c
@@ -56,7 +56,7 @@ typedef struct {
    int32_t lastbitstream;
 } vorbis_data;
 
-static size_t read_vorbis(char * ptr, size_t size, size_t nmemb, void * datasource)
+static size_t read_vorbis(void * ptr, size_t size, size_t nmemb, void * datasource)
 {
    vorbis_data * vorb = (vorbis_data *) datasource;
    size_t nread = 0;
@@ -74,9 +74,9 @@ static size_t read_vorbis(char * ptr, size_t size, size_t nmemb, void * datasour
          bytes = size;
       }
       
-      memcpy(ptr, (char *)vorb->ptr + vorb->pos, bytes);
+      memcpy(ptr, (uint8_t *)vorb->ptr + vorb->pos, bytes);
       vorb->pos += bytes;
-      ptr += bytes;
+      ptr = (uint8_t *)ptr + bytes;
       
       if (vorb->length == vorb->pos) {
          nread++;