diff --git a/core/org.eclipse.cdt.core.macosx/library/Makefile b/core/org.eclipse.cdt.core.macosx/library/Makefile
index dc175f536b6..7fe9bc6ad83 100644
--- a/core/org.eclipse.cdt.core.macosx/library/Makefile
+++ b/core/org.eclipse.cdt.core.macosx/library/Makefile
@@ -8,7 +8,8 @@ endif
 
 # Defaults which can be overridden.
 OS = macosx
-ARCH = ppc
+ARCH_PPC = ppc
+ARCH_X86 = x86
 
 JDK_INCLUDES= $(JAVA_HOME)/include
 
@@ -17,30 +18,115 @@ LD=libtool
 CPPFLAGS = -I. -I$(JDK_INCLUDES) #-I$(JDK_OS_INCLUDES)
 CFLAGS +=-fPIC -D_REENTRANT
 
-INSTALL_DIR = ../os/$(OS)/$(ARCH)
+ARCH_FLAG_PPC = -arch ppc
+ARCH_FLAG_X86 = -arch i386
+
+INSTALL_DIR_PPC = ../os/$(OS)/$(ARCH_PPC)
+INSTALL_DIR_X86 = ../os/$(OS)/$(ARCH_X86)
 
 LIB_NAME_SPAWNER = libspawner.dylib
-LIB_NAME_FULL_SPAWNER = $(INSTALL_DIR)/libspawner.jnilib
-OBJS_SPAWNER=spawner.o io.o exec_unix.o exec_pty.o openpty.o pfind.o
+LIB_NAME_FULL_SPAWNER_PPC = $(INSTALL_DIR_PPC)/libspawner.jnilib
+LIB_NAME_FULL_SPAWNER_X86 = $(INSTALL_DIR_X86)/libspawner.jnilib
+OBJS_SPAWNER_PPC = spawner_$(ARCH_PPC).o \
+                   io_$(ARCH_PPC).o \
+                   exec_unix_$(ARCH_PPC).o \
+                   exec_pty_$(ARCH_PPC).o \
+                   openpty_$(ARCH_PPC).o \
+                   pfind_$(ARCH_PPC).o
+OBJS_SPAWNER_X86 = spawner_$(ARCH_X86).o \
+                   io_$(ARCH_X86).o \
+                   exec_unix_$(ARCH_X86).o \
+                   exec_pty_$(ARCH_X86).o \
+                   openpty_$(ARCH_X86).o \
+                   pfind_$(ARCH_X86).o
 
 LIB_NAME_PTY = libpty.so
-LIB_NAME_FULL_PTY = $(INSTALL_DIR)/libpty.jnilib
-OBJS_PTY= openpty.o pty.o ptyio.o
+LIB_NAME_FULL_PTY_PPC = $(INSTALL_DIR_PPC)/libpty.jnilib
+LIB_NAME_FULL_PTY_X86 = $(INSTALL_DIR_X86)/libpty.jnilib
+OBJS_PTY_PPC = openpty_$(ARCH_PPC).o pty_$(ARCH_PPC).o ptyio_$(ARCH_PPC).o
+OBJS_PTY_X86 = openpty_$(ARCH_X86).o pty_$(ARCH_X86).o ptyio_$(ARCH_X86).o
 
-OBJS = $(OBJS_SPAWNER) $(OBJS_PTY)
+OBJS_PPC = $(OBJS_SPAWNER_PPC) $(OBJS_PTY_PPC)
+OBJS_X86 = $(OBJS_SPAWNER_X86) $(OBJS_PTY_X86)
 
-all: $(LIB_NAME_FULL_SPAWNER) $(LIB_NAME_FULL_PTY)
+all: ppc x86
+
+ppc: $(LIB_NAME_FULL_SPAWNER_PPC) $(LIB_NAME_FULL_PTY_PPC)
+
+x86: $(LIB_NAME_FULL_SPAWNER_X86) $(LIB_NAME_FULL_PTY_X86)
 
 rebuild: clean all
 
-$(LIB_NAME_FULL_SPAWNER) : $(OBJS_SPAWNER)
-	mkdir -p $(INSTALL_DIR)
-	$(CC) -dynamiclib -o $(LIB_NAME_FULL_SPAWNER) $(OBJS_SPAWNER) -lc -framework JavaVM
+$(LIB_NAME_FULL_SPAWNER_PPC) : $(OBJS_SPAWNER_PPC)
+	mkdir -p $(INSTALL_DIR_PPC)
+	$(CC) -dynamiclib $(ARCH_FLAG_PPC) -o $(LIB_NAME_FULL_SPAWNER_PPC) $(OBJS_SPAWNER_PPC) -lc -framework JavaVM
 
-$(LIB_NAME_FULL_PTY): $(OBJS_PTY)
-	mkdir -p $(INSTALL_DIR)
-	$(CC) -dynamiclib -o $(LIB_NAME_FULL_PTY) $(OBJS_PTY) -lc -framework JavaVM
+$(LIB_NAME_FULL_SPAWNER_X86) : $(OBJS_SPAWNER_X86)
+	mkdir -p $(INSTALL_DIR_X86)
+	$(CC) -dynamiclib $(ARCH_FLAG_X86) -o $(LIB_NAME_FULL_SPAWNER_X86) $(OBJS_SPAWNER_X86) -lc -framework JavaVM
+
+$(LIB_NAME_FULL_PTY_PPC): $(OBJS_PTY_PPC)
+	mkdir -p $(INSTALL_DIR_PPC)
+	$(CC) -dynamiclib  $(ARCH_FLAG_PPC) -o $(LIB_NAME_FULL_PTY_PPC) $(OBJS_PTY_PPC) -lc -framework JavaVM
+
+$(LIB_NAME_FULL_PTY_X86): $(OBJS_PTY_X86)
+	mkdir -p $(INSTALL_DIR_X86)
+	$(CC) -dynamiclib  $(ARCH_FLAG_X86) -o $(LIB_NAME_FULL_PTY_X86) $(OBJS_PTY_X86) -lc -framework JavaVM
+
+spawner_$(ARCH_PPC).o: spawner.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ spawner.c
+
+io_$(ARCH_PPC).o: io.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ io.c
+
+exec_unix_$(ARCH_PPC).o: exec_unix.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ exec_unix.c
+
+exec_pty_$(ARCH_PPC).o: exec_pty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ exec_pty.c
+
+openpty_$(ARCH_PPC).o: openpty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ openpty.c
+
+pfind_$(ARCH_PPC).o: pfind.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ pfind.c
+
+openpty_$(ARCH_PPC).o: openpty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ openpty.c
+
+pty_$(ARCH_PPC).o: pty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ pty.c
+
+ptyio_$(ARCH_PPC).o: ptyio.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_PPC) $(CPPFLAGS) -c -o $@ ptyio.c
+
+spawner_$(ARCH_X86).o: spawner.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ spawner.c
+
+io_$(ARCH_X86).o: io.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ io.c
+
+exec_unix_$(ARCH_X86).o: exec_unix.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ exec_unix.c
+
+exec_pty_$(ARCH_X86).o: exec_pty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ exec_pty.c
+
+openpty_$(ARCH_X86).o: openpty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ openpty.c
+
+pfind_$(ARCH_X86).o: pfind.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ pfind.c
+
+openpty_$(ARCH_X86).o: openpty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ openpty.c
+
+pty_$(ARCH_X86).o: pty.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ pty.c
+
+ptyio_$(ARCH_X86).o: ptyio.c
+	$(CC) $(CFLAGS) $(ARCH_FLAG_X86) $(CPPFLAGS) -c -o $@ ptyio.c
 
 clean :
-	$(RM) $(OBJS_SPAWNER) $(LIB_NAME_FULL_SPAWNER)
-	$(RM) $(OBJS_PTY) $(LIB_NAME_FULL_PTY)
+	$(RM) $(OBJS_PPC) $(LIB_NAME_FULL_SPAWNER_PPC) $(LIB_NAME_FULL_SPAWNER_X86)
+	$(RM) $(OBJS_X86) $(LIB_NAME_FULL_PTY_PPC) $(LIB_NAME_FULL_PTY_X86)
\ No newline at end of file
diff --git a/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libpty.jnilib b/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libpty.jnilib
index a057418b920..dcfba64bd0b 100644
Binary files a/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libpty.jnilib and b/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libpty.jnilib differ
diff --git a/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libspawner.jnilib b/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libspawner.jnilib
index 5f4b02c5de1..7e987fd035d 100644
Binary files a/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libspawner.jnilib and b/core/org.eclipse.cdt.core.macosx/os/macosx/ppc/libspawner.jnilib differ
diff --git a/core/org.eclipse.cdt.core.macosx/os/macosx/x86/libpty.jnilib b/core/org.eclipse.cdt.core.macosx/os/macosx/x86/libpty.jnilib
new file mode 100755
index 00000000000..05dd4f97820
Binary files /dev/null and b/core/org.eclipse.cdt.core.macosx/os/macosx/x86/libpty.jnilib differ
diff --git a/core/org.eclipse.cdt.core.macosx/os/macosx/x86/libspawner.jnilib b/core/org.eclipse.cdt.core.macosx/os/macosx/x86/libspawner.jnilib
new file mode 100755
index 00000000000..a44bd6d9ce3
Binary files /dev/null and b/core/org.eclipse.cdt.core.macosx/os/macosx/x86/libspawner.jnilib differ