diff --git a/build/build-x86.bat b/build/build-x86.bat
index 981f7150..58e9388e 100644
--- a/build/build-x86.bat
+++ b/build/build-x86.bat
@@ -4,7 +4,7 @@ type makeinc.skel > makeinc.mak
 set INCLUDE=c:\WinDDK\7600.16385.1\inc\api;c:\WinDDK\7600.16385.1\inc\crt;c:\WinDDK\7600.16385.1\inc\api\crt\stl70;c:\mozilla-build\build\xchat-dev32\include
 set LIB=c:\WinDDK\7600.16385.1\lib\wxp\i386;c:\WinDDK\7600.16385.1\lib\Crt\i386
 set OPATH=%PATH%
-set PATH=c:\WinDDK\7600.16385.1\bin\x86\x86;c:\WinDDK\7600.16385.1\bin\x86;c:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin;c:\Program Files (x86)\Microsoft SDKs\Windows\v7.0A\Bin;c:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE;c:\mozilla-build\build\xchat-dev32\bin;c:\mozilla-build\mingw32\bin
+set PATH=c:\WinDDK\7600.16385.1\bin\x86\x86;c:\WinDDK\7600.16385.1\bin\x86;c:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin;c:\Program Files (x86)\Microsoft SDKs\Windows\v7.0A\Bin;c:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE;c:\mozilla-build\build\xchat-dev32\bin
 nmake /nologo /f makefile.mak clean
 cd pixmaps
 nmake /nologo /f makefile.mak
diff --git a/src/fe-gtk/makefile.mak b/src/fe-gtk/makefile.mak
index e3d1f972..4b1f1a21 100644
--- a/src/fe-gtk/makefile.mak
+++ b/src/fe-gtk/makefile.mak
@@ -11,9 +11,6 @@ PROG = xchat.exe
 
 all: $(PROG)
 
-mmx_cmod.o: mmx_cmod.S
-	gcc -DUNDERSCORE_SYMBOLS -c mmx_cmod.S
-
 .c.obj:
 	$(CC) $(CFLAGS) -I..\..\plugins $(GLIB) $(GTK) $(SPELL) $<
 
@@ -31,7 +28,6 @@ xchat-icon.obj: xchat.res
 
 clean:
 	@del *.obj
-	@del mmx_cmod.o
 	@del $(PROG)
 	@del xchat.rc
 	@del xchat.res
diff --git a/src/makefile.mak b/src/makefile.mak
index 88ac57d7..2826de8c 100644
--- a/src/makefile.mak
+++ b/src/makefile.mak
@@ -10,7 +10,6 @@ clean:
 	@del common\*.obj
 	@del common\xchatcommon.lib
 	@del fe-gtk\*.obj
-	@del fe-gtk\mmx_cmod.o
 	@del fe-gtk\xchat.exe
 	@del fe-gtk\xchat.rc
 	@del fe-gtk\xchat.res
diff --git a/src/makeinc.skel b/src/makeinc.skel
index ebaa9c22..becb9341 100644
--- a/src/makeinc.skel
+++ b/src/makeinc.skel
@@ -43,8 +43,6 @@ LDFLAGS = $(LDFLAGS) msvcrt_winxp.obj
 LUAPATH = c:\mozilla-build\build\lua-wdk-5.1.4-2-x86
 PYTHONPATH = c:\mozilla-build\python-2.6-x86
 TCLPATH = c:\mozilla-build\tcl-8.5-x86
-
-MMX = YES
 !endif
 #############################################################
 
@@ -113,8 +111,3 @@ textgui.obj \
 urlgrab.obj \
 userlistgui.obj \
 xtext.obj
-
-!ifdef MMX
-FEGTK_OBJECTS = $(FEGTK_OBJECTS) mmx_cmod.o
-CFLAGS = $(CFLAGS) -DUSE_MMX
-!endif