diff --git a/binary/chrome.manifest b/binary/chrome.manifest
index dc53910f..88d0daaf 100644
--- a/binary/chrome.manifest
+++ b/binary/chrome.manifest
@@ -1,8 +1,14 @@
 
 interfaces components/dactylIUtils.xpt
+
 binary-component components/6.0-Linux_x86_64-gcc3/dactyl.so abi=Linux_x86_64-gcc3 appversion>=6.0 appversion<6.*
 binary-component components/7.0-Linux_x86_64-gcc3/dactyl.so abi=Linux_x86_64-gcc3 appversion>=7.0 appversion<7.*
 binary-component components/8.0-Linux_x86_64-gcc3/dactyl.so abi=Linux_x86_64-gcc3 platformversion>=8.0 platformversion<8.*
 binary-component components/9.0-Linux_x86_64-gcc3/dactyl.so abi=Linux_x86_64-gcc3 platformversion>=9.0 platformversion<9.*
 
+binary-component components/6.0-Darwin_x86_64-gcc3/dactyl.so abi=Darwin_x86_64-gcc3 appversion>=6.0 appversion<6.*
+binary-component components/7.0-Darwin_x86_64-gcc3/dactyl.so abi=Darwin_x86_64-gcc3 appversion>=7.0 appversion<7.*
+binary-component components/8.0-Darwin_x86_64-gcc3/dactyl.so abi=Darwin_x86_64-gcc3 platformversion>=8.0 platformversion<8.*
+binary-component components/9.0-Darwin_x86_64-gcc3/dactyl.so abi=Darwin_x86_64-gcc3 platformversion>=9.0 platformversion<9.*
+
 # vim:se tw=0 ft=cfg:
diff --git a/binary/config.mk b/binary/config.mk
index aa423108..96e0f425 100644
--- a/binary/config.mk
+++ b/binary/config.mk
@@ -1,13 +1,16 @@
 
 GECKO_MAJOR ?= 9
 GECKO_MINOR ?= 0
-ABI_OS        ?= Linux
-ABI_ARCH      ?= x86_64
-ABI_COMPILER  ?= gcc3
+ABI_OS        := $(shell uname -s)
+ABI_ARCH      := $(shell uname -m)
+ABI_COMPILER  := gcc3
 ABI           ?= $(GECKO_MAJOR).$(GECKO_MINOR)-$(ABI_OS)_$(ABI_ARCH)-$(ABI_COMPILER)
-DEFINES      = -DGECKO_MAJOR=$(GECKO_MAJOR) -DGECKO_MINOR=$(GECKO_MINOR)
+DEFINES        = -DGECKO_MAJOR=$(GECKO_MAJOR) -DGECKO_MINOR=$(GECKO_MINOR)
+
+SED := $(shell if [ "xoo" = x$$(echo foo | sed -E 's/f(o)/\1/' 2>/dev/null) ];	\
+	       then echo sed -E; else echo sed -r;				\
+	       fi)
 
-SED	 ?= sed -r
 
 GECKO_SDK_PATH := $(shell pkg-config --libs libxul | $(SED) 's,([^-]|-[^L])*-L([^ ]+)/lib.*,\2,')
 
diff --git a/binary/src/Makefile b/binary/src/Makefile
index e40136a7..960fbaad 100644
--- a/binary/src/Makefile
+++ b/binary/src/Makefile
@@ -29,12 +29,15 @@ GECKO_INCLUDES = -I$(ABI)/			\
 GECKO_LDFLAGS =  -L$(GECKO_SDK_PATH)/bin \
 		 -L$(GECKO_SDK_PATH)/lib \
 		 -lxpcomglue_s	\
+		 -lxpcom	\
                  -lnspr4	\
-                 -lplds4	\
-		 -lxul		\
 		 -shared	\
 		 $(NULL)
 
+ifeq "$(shell uname -s)" "Darwin"
+	GECKO_LDFLAGS += -undefined dynamic_lookup
+endif
+
 include $(ROOT)/config.mk
 sinclude $(ROOT)/config.local.mk
 
@@ -42,8 +45,25 @@ XPTS = $(XPIDLSRCS:%.idl=$(XPTDIR)%.xpt)
 OBJS = $(CPPSRCS:%.cpp=$(OBJDIR)%.o)
 HEADERS = $(XPIDLSRCS:%.idl=$(ABI)/%.h)
 
+
 all: build
 
+dirs: $(XPTDIR) $(SODIR) $(OBJDIR)
+
+depend: .depend
+
+module: dirs $(MODULE).so
+
+dll: dirs $(MODULE).dll
+
+xpts: $(XPTS)
+
+build: dirs module xpts
+
+clean:
+	rm $(MODULE).so
+
+
 $(OBJS): $(HEADERS)
 
 $(ABI)/%.h: %.idl
@@ -52,8 +72,6 @@ $(ABI)/%.h: %.idl
 $(XPTDIR)%.xpt: %.idl
 	$(IDL_XPT) $@ $(GECKO_INCLUDES) $<
 
-depend: .depend
-
 _CPPFLAGS = $(CPPFLAGS) $(CXXFLAGS) $(GECKO_CONFIG_INCLUDE) $(GECKO_DEFINES) $(GECKO_INCLUDES) $(DEFINES)
 
 $(OBJDIR)%.o: %.cpp Makefile
@@ -63,23 +81,14 @@ $(OBJDIR)%.o: %.cpp Makefile
 	$(MKDEP) $(_CPPFLAGS) $(CPPSRCS) | $(SED) 's;^[^ ];$(OBJDIR)&;' >.depend
 
 $(MODULE).so: $(OBJS)
-	$(CXX) -o $@ -Wl,-soname=$(MODULE).so $(OBJS) $(GECKO_LDFLAGS)
+	$(CXX) -o $@ $(OBJS) $(LDFLAGS) $(GECKO_LDFLAGS)
 	chmod +x $@
 
-dirs: $(XPTDIR) $(SODIR) $(OBJDIR)
+$(MODULE).dll: $(OBJS)
+	$(CXX) -o $@ $(OBJS) $(GECKO_LDFLAGS)
 
 $(XPTDIR) $(SODIR) $(OBJDIR):
 	mkdir -p $@
-
-module: dirs $(MODULE).so
-
-xpts: $(XPTS)
-
-build: dirs module xpts
-
-clean:
-	rm $(MODULE).so
-
 .PHONY: module xpts build clean all depend
 
 sinclude .depend
diff --git a/common/Makefile b/common/Makefile
index 1c563678..1d28b14f 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -142,14 +142,20 @@ install:
 		exit 1; 							\
 	fi; 									\
 										\
-	ext="$$profile/extensions/$(UUID)"; 					\
-	mkdir -p "$$(dirname "$$ext")"; 					\
-	rm -rf "$$ext.xpi" "$$ext"; 						\
-	echo "Installing to $$ext"; 						\
-	if which cygpath >/dev/null 2>&1; 					\
-	then cygpath -wa .; 							\
-	else pwd; 								\
-	fi >"$$ext"
+	install() {								\
+		ext="$$profile/extensions/$$2"; 				\
+		mkdir -p "$$(dirname "$$ext")"; 				\
+		rm -rf "$$ext.xpi" "$$ext"; 					\
+										\
+		echo "Installing $$2 to $$ext";					\
+		if which cygpath >/dev/null 2>&1; 				\
+		then cygpath -wa $$1; 						\
+		else (cd $$1; pwd);						\
+		fi >"$$ext";							\
+	};									\
+	install . $(UUID);							\
+	install ../binary binary@dactyl.googlecode.com;				\
+
 installxpi: xpi
 	$(HOSTAPP) $(XPI)