Correct some issues with last check-in; ez80 still does not build

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5339 42af7a65-404d-4744-a932-0658087f49c3

47 files changed, 604 insertions, 486 deletions

diff --git a/nuttx/Makefile b/nuttx/Makefile
index 7263489c2..5f7f519f0 100644
--- a/nuttx/Makefile
+++ b/nuttx/Makefile
@@ -56,7 +56,7 @@ endif
 # This define is passed as EXTRADEFINES for kernel-mode builds.  It is also passed
 # during PASS1 (but not PASS2) context and depend targets.
 
-KDEFINE = ${shell $(TOPDIR)/tools/define.sh $(CC) __KERNEL__}
+KDEFINE = ${shell $(TOPDIR)/tools/define.sh "$(CC)" __KERNEL__}
 
 # Process architecture and board-specific directories
 
diff --git a/nuttx/arch/8051/src/Makefile b/nuttx/arch/8051/src/Makefile
index 29204b1ee..8a7aaa937 100644
--- a/nuttx/arch/8051/src/Makefile
+++ b/nuttx/arch/8051/src/Makefile
@@ -171,7 +171,7 @@ board/libboard$(LIBEXT):
 
 pass1.hex: up_mem.h $(SDCCLIBDIR)/libmysdcc.lib $(LINKOBJS) board/libboard$(LIBEXT)
 	@echo "LD:  $@"
-	@$(CC) $(LDFLAGS) $(LDPATHS) -L$(BOARDDIR) $(SDCCPATH) $(LINKOBJS) \
+	@"$(CC)" $(LDFLAGS) $(LDPATHS) -L$(BOARDDIR) $(SDCCPATH) $(LINKOBJS) \
 		$(LDLIBS) -llibboard$(LIBEXT) $(SDCCLIBS) -o $@
 	@rm -f up_mem.h
 	@rm -f up_allocateheap$(OBJEXT) libarch$(LIBEXT)
@@ -179,7 +179,7 @@ pass1.hex: up_mem.h $(SDCCLIBDIR)/libmysdcc.lib $(LINKOBJS) board/libboard$(LIBE
 
 nuttx.hex: up_mem.h $(SDCCLIBDIR)/libmysdcc.lib $(LINKOBJS)
 	@echo "LD:  $@"
-	@$(CC) $(LDFLAGS) $(LDPATHS) -L$(BOARDDIR) $(SDCCPATH) $(LINKOBJS) \
+	@"$(CC)" $(LDFLAGS) $(LDPATHS) -L$(BOARDDIR) $(SDCCPATH) $(LINKOBJS) \
 		$(LDLIBS) -llibboard$(LIBEXT) $(SDCCLIBS) -o $@
 
 nuttx$(EXEEXT): pass1.hex nuttx.hex
@@ -201,7 +201,7 @@ export_head: board/libboard$(LIBEXT) p_head$(OBJEXT)
 # a PHONY target that just sets upt the up_irqtest build correctly
 
 up_irqtest.hex: $(TESTOBJS)
-	$(CC) $(LDFLAGS) -L. $(SDCCPATH) $(TESTLINKOBJS) $(TESTOBJS) $(TESTEXTRAOBJS) $(SDCCLIBS) -o $@
+	"$(CC)" $(LDFLAGS) -L. $(SDCCPATH) $(TESTLINKOBJS) $(TESTOBJS) $(TESTEXTRAOBJS) $(SDCCLIBS) -o $@
 
 irqtest:
 	@$(MAKE) TOPDIR=../../.. up_irqtest.hex
@@ -212,7 +212,7 @@ irqtest:
 	@if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR=$(TOPDIR) depend ; \
 	fi	
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/arch/arm/src/Makefile b/nuttx/arch/arm/src/Makefile
index 1f470a25d..6a1dcd5d1 100644
--- a/nuttx/arch/arm/src/Makefile
+++ b/nuttx/arch/arm/src/Makefile
@@ -78,32 +78,32 @@ EXTRA_LIBPATHS ?=
 LINKLIBS ?=
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
-  BOARDDIR = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board"}"
 endif
 
 else
-  BOARDDIR = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
 
 ifeq ($(WINTOOL),y)
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"}"
 endif
 
 else
-  LIBPATHS += -L"(TOPDIR)/lib"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"$(BOARDDIR)"
+  LIBPATHS += -L"$(TOPDIR)/lib"
+ifdef BOARDMAKE
+  LIBPATHS += -L"$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"
 endif
 endif
 endif
 
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
-LIBGCC = "${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}"
+LIBGCC = "${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}"
 GCC_LIBDIR := ${shell dirname $(LIBGCC)}
 
 VPATH = chip:common:$(ARCH_SUBDIR)
@@ -150,24 +150,24 @@ endif
 # Dependencies
 
 .depend: Makefile chip/Make.defs $(SRCS)
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" depend
 endif
 	$(Q) $(MKDEP) --dep-path chip --dep-path common --dep-path $(ARCH_SUBDIR) \
-	 $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	 "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
 
 clean:
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(MAKE) -C board TOPDIR="$(TOPDIR)" clean
 endif
 	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(MAKE) -C board TOPDIR="$(TOPDIR)" distclean
 endif
 	$(Q) rm -f Make.dep .depend
diff --git a/nuttx/arch/avr/src/Makefile b/nuttx/arch/avr/src/Makefile
index 866d06e6f..8d9184a5d 100644
--- a/nuttx/arch/avr/src/Makefile
+++ b/nuttx/arch/avr/src/Makefile
@@ -79,25 +79,25 @@ EXTRA_LIBS ?=
 LINKLIBS ?=
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
-  BOARDDIR = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board"}"
 endif
 
 else
-  BOARDDIR = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
 
 ifeq ($(WINTOOL),y)
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"}"
 endif
 
 else
-  LIBPATHS += -L"(TOPDIR)/lib"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"$(BOARDDIR)"
+  LIBPATHS += -L"$(TOPDIR)/lib"
+ifdef BOARDMAKE
+  LIBPATHS += -L"$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"
 endif
 endif
 endif
@@ -105,7 +105,7 @@ endif
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
 
-LIBGCC = "${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}"
+LIBGCC = "${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}"
 
 VPATH = chip:common:$(ARCH_SUBDIR)
 
@@ -146,24 +146,24 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 # Dependencies
 
 .depend: Makefile chip/Make.defs $(SRCS)
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" depend
 endif
 	$(Q) $(MKDEP) --dep-path chip --dep-path common --dep-path $(ARCH_SUBDIR) \
-	 $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	 "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
 
 clean:
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" clean
 endif
 	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" distclean
 endif
 	$(Q) rm -f Make.dep .depend
diff --git a/nuttx/arch/hc/src/Makefile b/nuttx/arch/hc/src/Makefile
index c6197f47c..e1675d217 100644
--- a/nuttx/arch/hc/src/Makefile
+++ b/nuttx/arch/hc/src/Makefile
@@ -72,32 +72,32 @@ EXTRA_LIBS ?=
 LINKLIBS ?=
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
-  BOARDDIR = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board"}"
 endif
 
 else
-  BOARDDIR = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
 
 ifeq ($(WINTOOL),y)
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"}"
 endif
 
 else
-  LIBPATHS += -L"(TOPDIR)/lib"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"$(BOARDDIR)"
+  LIBPATHS += -L"$(TOPDIR)/lib"
+ifdef BOARDMAKE
+  LIBPATHS += -L"$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"
 endif
 endif
 endif
 
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
-LIBGCC = "${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}"
+LIBGCC = "${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}"
 
 VPATH = chip:common:$(ARCH_SUBDIR)
 
@@ -137,24 +137,24 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 # Dependencies
 
 .depend: Makefile chip/Make.defs $(SRCS)
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" depend
 endif
 	$(Q) $(MKDEP) --dep-path chip --dep-path common --dep-path $(ARCH_SUBDIR) \
-	 $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	 "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
 
 clean:
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" clean
 endif
 	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" distclean
 endif
 	$(Q) rm -f Make.dep .depend
diff --git a/nuttx/arch/mips/src/Makefile b/nuttx/arch/mips/src/Makefile
index 27c678036..dd9aa3ed5 100644
--- a/nuttx/arch/mips/src/Makefile
+++ b/nuttx/arch/mips/src/Makefile
@@ -69,32 +69,32 @@ EXTRA_LIBS ?=
 LINKLIBS ?=
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
-  BOARDDIR = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board"}"
 endif
 
 else
-  BOARDDIR = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
 
 ifeq ($(WINTOOL),y)
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"}"
 endif
 
 else
-  LIBPATHS += -L"(TOPDIR)/lib"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"$(BOARDDIR)"
+  LIBPATHS += -L"$(TOPDIR)/lib"
+ifdef BOARDMAKE
+  LIBPATHS += -L"$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"
 endif
 endif
 endif
 
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
-LIBGCC = "${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}"
+LIBGCC = "${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}"
 
 VPATH = chip:common:$(ARCH_SUBDIR)
 
@@ -135,24 +135,24 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 # Dependencies
 
 .depend: Makefile chip/Make.defs $(SRCS)
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" depend
 endif
 	$(Q) $(MKDEP) --dep-path chip --dep-path common --dep-path $(ARCH_SUBDIR) \
-	 $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	 "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
 
 clean:
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" clean
 endif
 	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" distclean
 endif
 	$(Q) rm -f Make.dep .depend
diff --git a/nuttx/arch/rgmp/src/Makefile b/nuttx/arch/rgmp/src/Makefile
index e1bfb84c1..d63804156 100644
--- a/nuttx/arch/rgmp/src/Makefile
+++ b/nuttx/arch/rgmp/src/Makefile
@@ -55,7 +55,7 @@ LINKOBJS    = $(LINKSRCS:.c=$(OBJEXT))
 LDFLAGS		+= -T$(RGMPLKSCPT)
 LDLIBS		= $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 LDPATHS		+= -L"$(TOPDIR)/lib -L$(RGMPLIBDIR)
-LDLIBS		+= -lrgmp $(shell $(CC) -print-libgcc-file-name)
+LDLIBS		+= -lrgmp $(shell "$(CC)" -print-libgcc-file-name)
 
 all: libarch$(LIBEXT)
 
@@ -90,7 +90,7 @@ export_head:
 # Dependencies
 
 .depend: Makefile $(SRCS) $(LINKSRCS)
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) $(LINKSRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) $(LINKSRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/arch/sh/src/Makefile b/nuttx/arch/sh/src/Makefile
index 6e6ee5d64..9447606a1 100644
--- a/nuttx/arch/sh/src/Makefile
+++ b/nuttx/arch/sh/src/Makefile
@@ -55,32 +55,32 @@ EXTRA_LIBS ?=
 LINKLIBS ?=
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
-  BOARDDIR = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board"}"
 endif
 
 else
-  BOARDDIR = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
 
 ifeq ($(WINTOOL),y)
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"}"
 endif
 
 else
-  LIBPATHS += -L"(TOPDIR)/lib"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"$(BOARDDIR)"
+  LIBPATHS += -L"$(TOPDIR)/lib"
+ifdef BOARDMAKE
+  LIBPATHS += -L"$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"
 endif
 endif
 endif
 
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
-LIBGCC = ${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}
+LIBGCC = ${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}
 
 VPATH = chip:common
 
@@ -102,7 +102,7 @@ board/libboard$(LIBEXT):
 
 nuttx: $(HEAD_OBJ) board/libboard$(LIBEXT)
 	@echo "LD: nuttx"
-	$(Q) $(LD) --entry=__start $(LDFLAGS) $(LDPATHS) -L$(BOARDDIR) -o $(TOPDIR)/$@ $(HEAD_OBJ) \
+	$(Q) $(LD) --entry=__start $(LDFLAGS) $(LDPATHS) -L$(BOARDMAKE) -o $(TOPDIR)/$@ $(HEAD_OBJ) \
 		--start-group $(LDLIBS) -lboard $(EXTRA_LIBS) $(LIBGCC) --end-group
 	$(Q) $(NM) $(TOPDIR)/$@ | \
 	grep -v '\(compiled\)\|\(\$(OBJEXT)$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
@@ -121,23 +121,23 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 # Dependencies
 
 .depend: Makefile chip/Make.defs $(SRCS)
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" depend
 endif
-	$(Q) $(MKDEP) --dep-path chip --dep-path common $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) --dep-path chip --dep-path common "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
 
 clean:
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" clean
 endif
 	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" distclean
 endif
 	$(Q) rm -f Make.dep .depend
diff --git a/nuttx/arch/sim/src/Makefile b/nuttx/arch/sim/src/Makefile
index 8cccd0799..4841abd50 100644
--- a/nuttx/arch/sim/src/Makefile
+++ b/nuttx/arch/sim/src/Makefile
@@ -127,8 +127,8 @@ endif
 # Most are provided by LINKLIBS on the MAKE command line
 
 LINKLIBS ?=
-LIBPATHS += -L"(TOPDIR)/lib"
-LIBPATHS += -L"$(BOARDDIR)"
+LIBPATHS += -L"$(TOPDIR)/lib"
+LIBPATHS += -Lboard
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
 # Add the board-specific library and directory
@@ -150,7 +150,7 @@ $(COBJS) $(LINKOBJS): %$(OBJEXT): %.c
 
 $(HOSTOBJS): %$(OBJEXT): %.c
 	$(Q) echo "CC:  $<"
-	$(Q) $(CC) -c $(HOSTCFLAGS) $< -o $@
+	$(Q) "$(CC)" -c $(HOSTCFLAGS) $< -o $@
 
 # The architecture-specific library
 
@@ -186,7 +186,7 @@ nuttx.rel : libarch$(LIBEXT) board/libboard$(LIBEXT) $(HOSTOS)-names.dat $(LINKO
 
 nuttx$(EXEEXT): cleanrel nuttx.rel $(HOSTOBJS)
 	$(Q) echo "LD:  nuttx$(EXEEXT)"
-	$(Q) $(CC) $(CCLINKFLAGS) $(LDPATHS) -o $(TOPDIR)/$@ nuttx.rel $(HOSTOBJS) $(DRVLIB) $(STDLIBS)
+	$(Q) "$(CC)" $(CCLINKFLAGS) $(LDPATHS) -o $(TOPDIR)/$@ nuttx.rel $(HOSTOBJS) $(DRVLIB) $(STDLIBS)
 	$(Q) $(NM) $(TOPDIR)/$@ | \
 		grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
 		sort > $(TOPDIR)/System.map
@@ -202,7 +202,7 @@ export_head: board/libboard$(LIBEXT) up_head.o $(HOSTOBJS)
 # Dependencies
 
 .depend: Makefile $(SRCS)
-	$(Q) $(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/arch/x86/src/Makefile b/nuttx/arch/x86/src/Makefile
index 11bd3091d..a979593ee 100644
--- a/nuttx/arch/x86/src/Makefile
+++ b/nuttx/arch/x86/src/Makefile
@@ -69,32 +69,32 @@ EXTRA_LIBS ?=
 LINKLIBS ?=
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
-  BOARDDIR = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board\Makefile")
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)\arch\$(CONFIG_ARCH)\src\board"}"
 endif
 
 else
-  BOARDDIR = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
+  BOARDMAKE = $(dir "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board/Makefile")
 
 ifeq ($(WINTOOL),y)
   LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/lib"}"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}"
+ifdef BOARDMAKE
+  LIBPATHS += -L"${shell cygpath -w "$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"}"
 endif
 
 else
-  LIBPATHS += -L"(TOPDIR)/lib"
-ifneq ($(BOARDDIR),)
-  LIBPATHS += -L"$(BOARDDIR)"
+  LIBPATHS += -L"$(TOPDIR)/lib"
+ifdef BOARDMAKE
+  LIBPATHS += -L"$(TOPDIR)/arch/$(CONFIG_ARCH)/src/board"
 endif
 endif
 endif
 
 LDLIBS = $(patsubst %.a,%,$(patsubst lib%,-l%,$(LINKLIBS)))
 
-LIBGCC = "${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}"
+LIBGCC = "${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}"
 
 ifeq ($(HOSTOS),FreeBSD)
   HOST_ARCH = ${shell uname -m 2>/dev/null || echo "Other"}
@@ -143,24 +143,24 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 # Dependencies
 
 .depend: Makefile chip/Make.defs $(SRCS)
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" depend
 endif
 	$(Q) $(MKDEP) --dep-path chip --dep-path common --dep-path $(ARCH_SUBDIR) \
-	 $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	 "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
 
 clean:
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" clean
 endif
 	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-ifneq ($(BOARDDIR),)
+ifdef BOARDMAKE
 	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" distclean
 endif
 	$(Q) rm -f Make.dep .depend
diff --git a/nuttx/arch/z16/src/Makefile b/nuttx/arch/z16/src/Makefile
index 9223a0464..f2d09e14f 100644
--- a/nuttx/arch/z16/src/Makefile
+++ b/nuttx/arch/z16/src/Makefile
@@ -36,7 +36,7 @@
 -include $(TOPDIR)/Make.defs
 -include chip/Make.defs
 
-COMPILER = ${shell basename $(CC)}
+COMPILER = ${shell basename "$(CC)"}
 ARCHSRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src
 ifeq ($(COMPILER),zneocc.exe)
 WARCHSRCDIR := ${shell cygpath -w $(ARCHSRCDIR)}
@@ -65,8 +65,6 @@ COBJS = $(CSRCS:.c=$(OBJEXT))
 DEPSRCS = $(SSRCS) $(CSRCS)
 OBJS = $(AOBJS) $(COBJS)
 
-BOARDDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src/board
-
 VPATH = chip:common
 
 all: $(HEAD_OBJ) libarch$(LIBEXT)
@@ -118,7 +116,7 @@ nuttx$(EXEEXT): $(HEAD_OBJ) board/libboard$(LIBEXT) nuttx.linkcmd
 	@if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" depend ; \
 	fi
-	@$(MKDEP) --dep-path chip --dep-path common $(CC) -- $(CFLAGS) -- $(DEPSRCS) >Make.dep
+	@$(MKDEP) --dep-path chip --dep-path common "$(CC)" -- $(CFLAGS) -- $(DEPSRCS) >Make.dep
 	@touch $@
 
 # This is part of the top-level export target
diff --git a/nuttx/arch/z80/src/Makefile b/nuttx/arch/z80/src/Makefile
index 92759de17..4b02b1f0b 100644
--- a/nuttx/arch/z80/src/Makefile
+++ b/nuttx/arch/z80/src/Makefile
@@ -42,7 +42,7 @@
 
 ############################################################################
 # Compiler-Dependent Make
-COMPILER	= ${shell basename $(CC)}
+COMPILER	= ${shell basename "$(CC)"}
 ifeq ($(COMPILER),sdcc)
 include Makefile.sdcc
 else
diff --git a/nuttx/arch/z80/src/Makefile.sdcc b/nuttx/arch/z80/src/Makefile.sdcc
index 815c52a71..5527bcb55 100644
--- a/nuttx/arch/z80/src/Makefile.sdcc
+++ b/nuttx/arch/z80/src/Makefile.sdcc
@@ -75,7 +75,7 @@ VPATH = chip:common:board
 
 # Libraries
 
-LIBGCC = ${shell $(CC) $(ARCHCPUFLAGS) -print-libgcc-file-name}
+LIBGCC = ${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name}
 
 # Supports dynamic sizing of HEAP.
 #
@@ -97,11 +97,11 @@ $(COBJS): %$(OBJEXT): %.c
 # This is a kludge to work around some conflicting symbols in libsdcc.lib
 
 $(SDCCLIBDIR)/myz80.lib: $(SDCCLIBDIR)/$(SDCCLIB)
-	@cat $(SDCCLIBDIR)/$(SDCCLIB) | \
+	$(Q) cat $(SDCCLIBDIR)/$(SDCCLIB) | \
 		grep -v alloc | grep -v free | grep -v printf | \
 		grep -v _str  | grep -v _mem | grep -v crt0\.o \
 		> myz80.lib
-	@mv -f myz80.lib $(SDCCLIBDIR)/myz80.lib
+	$(Q) mv -f myz80.lib $(SDCCLIBDIR)/myz80.lib
 
 # Create a header file that contains addressing information needed by the code
 
@@ -139,7 +139,7 @@ libarch$(LIBEXT): up_mem.h asm_mem.h $(OBJS)
 # This builds the libboard library in the board/ subdirectory 
 
 board/libboard$(LIBEXT):
-	@$(MAKE) -C board TOPDIR="$(TOPDIR)" libboard$(LIBEXT) EXTRADEFINES=$(EXTRADEFINES)
+	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" libboard$(LIBEXT) EXTRADEFINES=$(EXTRADEFINES)
 
 # This target builds the final executable
 
@@ -149,7 +149,7 @@ pass1.hex: up_mem.h asm_mem.h $(SDCCLIBDIR)/myz80.lib $(HEAD_OBJ) board/libboard
 	@echo "-k $(BOARDDIR)" >>pass1.lnk		# Path to board library
 	@echo "-k $(SDCCLIBDIR)" >>pass1.lnk		# Path to SDCC z80 library
 	@echo "-l libboard$(LIBEXT)" >>pass1.lnk	# Name of board library
-	@for LIB in $(LINKLIBS); do \
+	$(Q) for LIB in $(LINKLIBS); do \
 		echo "-l $(TOPDIR)/lib/$$LIB" >> pass1.lnk ;\
 	done
 	@echo "-l myz80.lib" >>pass1.lnk		# Name of SDCC z80 library
@@ -170,11 +170,11 @@ endif
 	@echo "pass1.hex" >>pass1.lnk			# Path to head object
 	@echo "$(HEAD_OBJ)" >>pass1.lnk		# Path to head object
 	@echo "-e" >>pass1.lnk				# End of script
-	@$(LD) -f pass1.lnk
-	@rm -f up_mem.h asm_mem.h
-	@rm -f up_allocateheap$(OBJEXT) $(HEAD_OBJ) libarch$(LIBEXT)
-	@$(MAKE) TOPDIR="$(TOPDIR)" libarch$(LIBEXT)
-	@$(MAKE) TOPDIR="$(TOPDIR)" $(HEAD_OBJ)
+	$(Q) $(LD) -f pass1.lnk
+	$(Q) rm -f up_mem.h asm_mem.h
+	$(Q) rm -f up_allocateheap$(OBJEXT) $(HEAD_OBJ) libarch$(LIBEXT)
+	$(Q) $(MAKE) TOPDIR="$(TOPDIR)" libarch$(LIBEXT)
+	$(Q) $(MAKE) TOPDIR="$(TOPDIR)" $(HEAD_OBJ)
 
 nuttx.hex: up_mem.h asm_mem.h $(SDCCLIBDIR)/myz80.lib $(HEAD_OBJ) board/libboard$(LIBEXT)
 	@echo "LD: nuttx.hex"
@@ -182,7 +182,7 @@ nuttx.hex: up_mem.h asm_mem.h $(SDCCLIBDIR)/myz80.lib $(HEAD_OBJ) board/libboard
 	@echo "-k $(BOARDDIR)" >>nuttx.lnk		# Path to board library
 	@echo "-k $(SDCCLIBDIR)" >>nuttx.lnk		# Path to SDCC z80 library
 	@echo "-l libboard$(LIBEXT)" >>nuttx.lnk	# Name of board library
-	@for LIB in $(LINKLIBS); do \
+	$(Q) for LIB in $(LINKLIBS); do \
 		echo "-l $(TOPDIR)/lib/$$LIB" >> nuttx.lnk ;\
 	done
 	@echo "-l myz80.lib" >>nuttx.lnk		# Name of SDCC z80 library
@@ -203,22 +203,22 @@ endif
 	@echo "nuttx.hex" >>nuttx.lnk			# Path to head object
 	@echo "$(HEAD_OBJ)" >>nuttx.lnk		# Path to head object
 	@echo "-e" >>nuttx.lnk				# End of script
-	@$(LD) -f nuttx.lnk
+	$(Q) $(LD) -f nuttx.lnk
 
 nuttx$(EXEEXT): pass1.hex nuttx.hex
-	@rm -f pass1.*
-	@cp -f nuttx.map $(TOPDIR)/.
+	$(Q) rm -f pass1.*
+	$(Q) cp -f nuttx.map $(TOPDIR)/.
 ifeq ($(EXEEXT),.cmd)
 	sed s/:00000001FF/:00520001AD/ nuttx.hex | \
 	hex2cmd > $(TOPDIR)/nuttx.cmd
 else
-	@packihx nuttx.hex > $(TOPDIR)/nuttx$(EXEEXT)
+	$(Q) packihx nuttx.hex > $(TOPDIR)/nuttx$(EXEEXT)
 endif
 
 # This is part of the top-level export target
 
 export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
-	@if [ -d "$(EXPORT_DIR)/startup" ]; then \
+	$(Q) if [ -d "$(EXPORT_DIR)/startup" ]; then \
 		cp -f $(HEAD_OBJ) "$(EXPORT_DIR)/startup"; \
 	 else \
 		echo "$(EXPORT_DIR)/startup does not exist"; \
@@ -228,25 +228,25 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 # Build dependencies
 
 .depend: Makefile up_mem.h asm_mem.h chip/Make.defs $(DEPSRCS)
-	@if [ -e board/Makefile ]; then \
+	$(Q) if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" depend ; \
 	fi
-	@$(MKDEP) --dep-path chip --dep-path common $(CC) -- $(CFLAGS) -- $(DEPSRCS) >Make.dep
-	@touch $@
+	$(Q) $(MKDEP) --dep-path chip --dep-path common "$(CC)" -- $(CFLAGS) -- $(DEPSRCS) >Make.dep
+	$(Q) touch $@
 
 depend: .depend
 
 clean:
-	@if [ -e board/Makefile ]; then \
+	$(Q) if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" clean ; \
 	fi
-	@rm -f libarch$(LIBEXT) up_mem.h asm_mem.h pass1.* nuttx.* *~ .*.swp
+	$(Q) rm -f libarch$(LIBEXT) up_mem.h asm_mem.h pass1.* nuttx.* *~ .*.swp
 	$(call CLEAN)
 
 distclean: clean
-	@if [ -e board/Makefile ]; then \
+	$(Q) if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" distclean ; \
 	fi
-	@rm -f Make.dep .depend
+	$(Q) rm -f Make.dep .depend
 
 -include Make.dep
diff --git a/nuttx/arch/z80/src/Makefile.zdsii b/nuttx/arch/z80/src/Makefile.zdsii
index 031d4fe3d..4eaad3c32 100644
--- a/nuttx/arch/z80/src/Makefile.zdsii
+++ b/nuttx/arch/z80/src/Makefile.zdsii
@@ -41,7 +41,7 @@ USRINCLUDES	= -usrinc:'.;$(WTOPDIR)\sched;$(WARCHSRCDIR);$(WARCHSRCDIR)\common'
 INCLUDES	= $(ARCHSTDINCLUDES) $(USRINCLUDES)
 CFLAGS		= $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(INCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
 CPPFLAGS	+= -I$(ARCHSRCDIR) -I$(ZDSSTDINCDIR) -I$(ZDSZILOGINCDIR)
-LDFLAGS 	+= @"${shell cygpath -w $(ARCHSRCDIR)/nuttx.linkcmd}"
+LDFLAGS 	+= "${shell cygpath -w $(ARCHSRCDIR)/nuttx.linkcmd}"
 
 ############################################################################
 # Files and directories
@@ -75,9 +75,9 @@ all: $(HEAD_OBJ) libarch$(LIBEXT)
 .PHONY: board/libboard$(LIBEXT)
 
 $(HEAD_GENSRC) $(GENSRCS) : %$(ASMEXT): %.S
-	@$(CPP) $(CPPFLAGS) $< -o $@.tmp
-	@cat $@.tmp | sed -e "s/^#/;/g" > $@
-	@rm $@.tmp
+	$(Q) $(CPP) $(CPPFLAGS) $< -o $@.tmp
+	$(Q) cat $@.tmp | sed -e "s/^#/;/g" > $@
+	$(Q) rm $@.tmp
 
 $(AOBJS) $(HEAD_OBJ): %$(OBJEXT): %$(ASMEXT)
 	$(call ASSEMBLE, $<, $@)
@@ -89,13 +89,13 @@ libarch$(LIBEXT): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 board/libboard$(LIBEXT):
-	@$(MAKE) -C board TOPDIR="$(TOPDIR)" libboard$(LIBEXT) EXTRADEFINES=$(EXTRADEFINES)
+	$(Q) $(MAKE) -C board TOPDIR="$(TOPDIR)" libboard$(LIBEXT) EXTRADEFINES=$(EXTRADEFINES)
 
 nuttx.linkcmd: $(LINKCMDTEMPLATE)
-	@cp -f $(LINKCMDTEMPLATE) nuttx.linkcmd
+	$(Q) cp -f $(LINKCMDTEMPLATE) nuttx.linkcmd
 	@echo "\"${shell cygpath -w $(TOPDIR)/nuttx}\"= \\" >>nuttx.linkcmd
 	@echo "  \"${shell cygpath -w $(ARCHSRCDIR)/$(HEAD_OBJ)}\", \\" >>nuttx.linkcmd
-	@( for lib in $(LINKLIBS); do \
+	$(Q) ( for lib in $(LINKLIBS); do \
 		echo "  \"`cygpath -w $(TOPDIR)/$${lib}`\", \\" >>nuttx.linkcmd; \
 	done ; )
 	@echo "  \"${shell cygpath -w $(ARCHSRCDIR)/board/libboard$(LIBEXT)}\", \\"  >>nuttx.linkcmd
@@ -123,19 +123,19 @@ endif
 
 nuttx$(EXEEXT): $(HEAD_OBJ) board/libboard$(LIBEXT) nuttx.linkcmd
 	@echo "LD:  nuttx.hex"
-	@$(LD) $(LDFLAGS)
+	$(Q) $(LD) $(LDFLAGS)
 
 .depend: Makefile chip/Make.defs $(DEPSRCS)
-	@if [ -e board/Makefile ]; then \
+	$(Q) if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" depend ; \
 	fi
-	@$(MKDEP) --dep-path chip --dep-path common $(CC) -- $(CFLAGS) -- $(DEPSRCS) >Make.dep
-	@touch $@
+	$(Q) $(MKDEP) --dep-path chip --dep-path common "$(CC)" -- $(CFLAGS) -- $(DEPSRCS) >Make.dep
+	$(Q) touch $@
 
 # This is part of the top-level export target
 
 export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
-	@if [ -d "$(EXPORT_DIR)/startup" ]; then \
+	$(Q) if [ -d "$(EXPORT_DIR)/startup" ]; then \
 		cp -f $(HEAD_OBJ) "$(EXPORT_DIR)/startup"; \
 	 else \
 		echo "$(EXPORT_DIR)/startup does not exist"; \
@@ -147,17 +147,17 @@ export_head: board/libboard$(LIBEXT) $(HEAD_OBJ)
 depend: .depend
 
 clean:
-	@if [ -e board/Makefile ]; then \
+	$(Q) if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" clean ; \
 	fi
-	@rm -f libarch$(LIBEXT) *~ .*.swp
-	@rm -f nuttx.linkcmd *.asm *.tmp *.map
+	$(Q) rm -f libarch$(LIBEXT) *~ .*.swp
+	$(Q) rm -f nuttx.linkcmd *.asm *.tmp *.map
 	$(call CLEAN)
 
 distclean: clean
-	@if [ -e board/Makefile ]; then \
+	$(Q) if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR="$(TOPDIR)" distclean ; \
 	fi
-	@rm -f Make.dep .depend
+	$(Q) rm -f Make.dep .depend
 
 -include Make.dep
diff --git a/nuttx/binfmt/Makefile b/nuttx/binfmt/Makefile
index 68f671ce6..365997be8 100644
--- a/nuttx/binfmt/Makefile
+++ b/nuttx/binfmt/Makefile
@@ -81,7 +81,7 @@ $(BIN): $(BINFMT_OBJS)
 	$(call ARCHIVE, $@, "$(BINFMT_OBJS)")
 
 .depend: Makefile $(BINFMT_SRCS)
-	$(Q) $(MKDEP) $(DEPPATH) $(CC) -- $(CFLAGS) -- $(BINFMT_SRCS) >Make.dep
+	$(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CFLAGS) -- $(BINFMT_SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/configs/ez80f910200kitg/ostest/Make.defs b/nuttx/configs/ez80f910200kitg/ostest/Make.defs
index b7b4e2378..0914bc17a 100644
--- a/nuttx/configs/ez80f910200kitg/ostest/Make.defs
+++ b/nuttx/configs/ez80f910200kitg/ostest/Make.defs
@@ -38,23 +38,33 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -140,35 +150,35 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/ez80f910200kitg/src/Makefile b/nuttx/configs/ez80f910200kitg/src/Makefile
index 34ac4ba9c..8a9d94e47 100644
--- a/nuttx/configs/ez80f910200kitg/src/Makefile
+++ b/nuttx/configs/ez80f910200kitg/src/Makefile
@@ -67,7 +67,7 @@ libboard$(LIBEXT): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/configs/ez80f910200zco/dhcpd/Make.defs b/nuttx/configs/ez80f910200zco/dhcpd/Make.defs
index 17ac71f07..59f32fb45 100644
--- a/nuttx/configs/ez80f910200zco/dhcpd/Make.defs
+++ b/nuttx/configs/ez80f910200zco/dhcpd/Make.defs
@@ -1,7 +1,7 @@
 ############################################################################
 # configs/ez80f910200zco/dhcpd/Make.defs
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -38,23 +38,33 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -140,35 +150,35 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/ez80f910200zco/dhcpd/setenv.sh b/nuttx/configs/ez80f910200zco/dhcpd/setenv.sh
index 3d1c4aecb..75e873a7f 100755
--- a/nuttx/configs/ez80f910200zco/dhcpd/setenv.sh
+++ b/nuttx/configs/ez80f910200zco/dhcpd/setenv.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # configs/ez80f910200zco/dhcpd/setenv.sh
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -42,11 +42,11 @@ fi
 # The ZDS-II toolchain lies outside of the Cygwin "sandbox" and
 # attempts to set the PATH variable do not have the desired effect.
 # Instead, alias are provided for all of the ZDS-II command line tools.
-# Version 4.10.1 installed in the default location is assumed here.
+# Version 5.1.1 installed in the default location is assumed here.
 #
-ZDSBINDIR="C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_4.11.1/bin"
-alias ez8asm="${ZDSBINDIR}/ez8asm.exe"
-alias ez8cc="${ZDSBINDIR}/ez8cc.exe"
-alias ez8lib="${ZDSBINDIR}/ez8lib.exe"
-alias ez8link="${ZDSBINDIR}/ez8link.exe"
+ZDSBINDIR="C:/Program\ Files\ \(x86\)/ZiLOG/ZDSII_eZ80Acclaim!_5.1.1/bin"
+alias ez80asm="${ZDSBINDIR}/ez80asm.exe"
+alias ez80cc="${ZDSBINDIR}/ez80cc.exe"
+alias ez80lib="${ZDSBINDIR}/ez80lib.exe"
+alias ez80link="${ZDSBINDIR}/ez80link.exe"
 
diff --git a/nuttx/configs/ez80f910200zco/httpd/Make.defs b/nuttx/configs/ez80f910200zco/httpd/Make.defs
index 399d3a4c2..615939026 100644
--- a/nuttx/configs/ez80f910200zco/httpd/Make.defs
+++ b/nuttx/configs/ez80f910200zco/httpd/Make.defs
@@ -1,7 +1,7 @@
 ############################################################################
 # configs/ez80f910200zco/httpd/Make.defs
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -38,23 +38,33 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -140,35 +150,35 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/ez80f910200zco/httpd/setenv.sh b/nuttx/configs/ez80f910200zco/httpd/setenv.sh
index 3d1c4aecb..75e873a7f 100755
--- a/nuttx/configs/ez80f910200zco/httpd/setenv.sh
+++ b/nuttx/configs/ez80f910200zco/httpd/setenv.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # configs/ez80f910200zco/dhcpd/setenv.sh
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -42,11 +42,11 @@ fi
 # The ZDS-II toolchain lies outside of the Cygwin "sandbox" and
 # attempts to set the PATH variable do not have the desired effect.
 # Instead, alias are provided for all of the ZDS-II command line tools.
-# Version 4.10.1 installed in the default location is assumed here.
+# Version 5.1.1 installed in the default location is assumed here.
 #
-ZDSBINDIR="C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_4.11.1/bin"
-alias ez8asm="${ZDSBINDIR}/ez8asm.exe"
-alias ez8cc="${ZDSBINDIR}/ez8cc.exe"
-alias ez8lib="${ZDSBINDIR}/ez8lib.exe"
-alias ez8link="${ZDSBINDIR}/ez8link.exe"
+ZDSBINDIR="C:/Program\ Files\ \(x86\)/ZiLOG/ZDSII_eZ80Acclaim!_5.1.1/bin"
+alias ez80asm="${ZDSBINDIR}/ez80asm.exe"
+alias ez80cc="${ZDSBINDIR}/ez80cc.exe"
+alias ez80lib="${ZDSBINDIR}/ez80lib.exe"
+alias ez80link="${ZDSBINDIR}/ez80link.exe"
 
diff --git a/nuttx/configs/ez80f910200zco/nettest/Make.defs b/nuttx/configs/ez80f910200zco/nettest/Make.defs
index 3044e8ffd..ea309af75 100644
--- a/nuttx/configs/ez80f910200zco/nettest/Make.defs
+++ b/nuttx/configs/ez80f910200zco/nettest/Make.defs
@@ -1,7 +1,7 @@
 ############################################################################
 # configs/ez80f910200zco/nettest/Make.defs
 #
-#   Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2008, 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -38,23 +38,33 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -140,35 +150,35 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/ez80f910200zco/nettest/setenv.sh b/nuttx/configs/ez80f910200zco/nettest/setenv.sh
index 86823697c..8a0382408 100755
--- a/nuttx/configs/ez80f910200zco/nettest/setenv.sh
+++ b/nuttx/configs/ez80f910200zco/nettest/setenv.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # configs/ez80f910200zco/nettest/setenv.sh
 #
-#   Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2008, 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -42,11 +42,11 @@ fi
 # The ZDS-II toolchain lies outside of the Cygwin "sandbox" and
 # attempts to set the PATH variable do not have the desired effect.
 # Instead, alias are provided for all of the ZDS-II command line tools.
-# Version 4.10.1 installed in the default location is assumed here.
+# Version 5.1.1 installed in the default location is assumed here.
 #
-ZDSBINDIR="C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_4.11.1/bin"
-alias ez8asm="${ZDSBINDIR}/ez8asm.exe"
-alias ez8cc="${ZDSBINDIR}/ez8cc.exe"
-alias ez8lib="${ZDSBINDIR}/ez8lib.exe"
-alias ez8link="${ZDSBINDIR}/ez8link.exe"
+ZDSBINDIR="C:/Program\ Files\ \(x86\)/ZiLOG/ZDSII_eZ80Acclaim!_5.1.1/bin"
+alias ez80asm="${ZDSBINDIR}/ez80asm.exe"
+alias ez80cc="${ZDSBINDIR}/ez80cc.exe"
+alias ez80lib="${ZDSBINDIR}/ez80lib.exe"
+alias ez80link="${ZDSBINDIR}/ez80link.exe"
 
diff --git a/nuttx/configs/ez80f910200zco/nsh/Make.defs b/nuttx/configs/ez80f910200zco/nsh/Make.defs
index 469baeb1a..91c900b33 100644
--- a/nuttx/configs/ez80f910200zco/nsh/Make.defs
+++ b/nuttx/configs/ez80f910200zco/nsh/Make.defs
@@ -1,7 +1,7 @@
 ############################################################################
 # configs/ez80f910200zco/nst/Make.defs
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -38,23 +38,33 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -140,35 +150,35 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/ez80f910200zco/nsh/setenv.sh b/nuttx/configs/ez80f910200zco/nsh/setenv.sh
index 37bc6e3aa..8bfe02b2f 100755
--- a/nuttx/configs/ez80f910200zco/nsh/setenv.sh
+++ b/nuttx/configs/ez80f910200zco/nsh/setenv.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # configs/ez80f910200zco/nst/setenv.sh
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -42,11 +42,11 @@ fi
 # The ZDS-II toolchain lies outside of the Cygwin "sandbox" and
 # attempts to set the PATH variable do not have the desired effect.
 # Instead, alias are provided for all of the ZDS-II command line tools.
-# Version 4.10.1 installed in the default location is assumed here.
+# Version 5.1.1 installed in the default location is assumed here.
 #
-ZDSBINDIR="C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_4.11.1/bin"
-alias ez8asm="${ZDSBINDIR}/ez8asm.exe"
-alias ez8cc="${ZDSBINDIR}/ez8cc.exe"
-alias ez8lib="${ZDSBINDIR}/ez8lib.exe"
-alias ez8link="${ZDSBINDIR}/ez8link.exe"
+ZDSBINDIR="C:/Program\ Files\ \(x86\)/ZiLOG/ZDSII_eZ80Acclaim!_5.1.1/bin"
+alias ez80asm="${ZDSBINDIR}/ez80asm.exe"
+alias ez80cc="${ZDSBINDIR}/ez80cc.exe"
+alias ez80lib="${ZDSBINDIR}/ez80lib.exe"
+alias ez80link="${ZDSBINDIR}/ez80link.exe"
 
diff --git a/nuttx/configs/ez80f910200zco/ostest/Make.defs b/nuttx/configs/ez80f910200zco/ostest/Make.defs
index c06dfdebe..5cc835612 100644
--- a/nuttx/configs/ez80f910200zco/ostest/Make.defs
+++ b/nuttx/configs/ez80f910200zco/ostest/Make.defs
@@ -1,7 +1,7 @@
 ############################################################################
 # configs/ez80f910200zco/ostest/Make.defs
 #
-#   Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2008, 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -38,101 +38,111 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
-ETOPDIR 		:= ${shell echo "$(WTOPDIR)" | sed -e "s/ /%20/g"}
-EZDSSTDINCDIR		:= ${shell echo "$(WZDSSTDINCDIR)" | sed -e "s/ /%20/g"}
-EZDSZILOGINCDIR 	:= ${shell echo "$(WZDSZILOGINCDIR)" | sed -e "s/ /%20/g"}
+ETOPDIR := ${shell echo "$(WTOPDIR)" | sed -e "s/ /%20/g"}
+EZDSSTDINCDIR := ${shell echo "$(WZDSSTDINCDIR)" | sed -e "s/ /%20/g"}
+EZDSZILOGINCDIR := ${shell echo "$(WZDSZILOGINCDIR)" | sed -e "s/ /%20/g"}
 
 # Assembler definitions
 
 ifeq ($(CONFIG_ARCH_CHIP_EZ80F91),y)
-ARCHCPU			= eZ80F91
-ARCHCPUDEF		= _EZ80F91
-ARCHFAMILY		= _EZ80ACCLAIM!
+ARCHCPU = eZ80F91
+ARCHCPUDEF = _EZ80F91
+ARCHFAMILY = _EZ80ACCLAIM!
 endif
 
 ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
-  ARCHASMOPTIMIZATION	= -debug -NOsdiopt
+  ARCHASMOPTIMIZATION = -debug -NOsdiopt
 else
-  ARCHASMOPTIMIZATION	= -nodebug -NOsdiopt
+  ARCHASMOPTIMIZATION = -nodebug -NOsdiopt
 endif
 
-ARCHASMCPUFLAGS 	= -cpu:$(ARCHCPU) -NOigcase
-ARCHASMLIST		= -list -NOlistmac -name -pagelen:56 -pagewidth:80 -quiet
-ARCHASMWARNINGS 	= -warn
-ARCHASMDEFINES		= -define:$(ARCHCPUDEF)=1 -define:$(ARCHFAMILYDEF)=1 -define:__ASSEMBLY__
-ARCHASMINCLUDES 	= -include:'$(WTOPDIR)\include;$(WZDSSTDINCDIR);$(WZDSZILOGINCDIR)'
-EARCHASMINCLUDES 	= -include:'$(ETOPDIR)\include;$(EZDSSTDINCDIR);$(EZDSZILOGINCDIR)'
-AFLAGS			= $(ARCHASMCPUFLAGS) $(ARCHASMINCLUDES) $(ARCHASMLIST) \
-			  $(ARCHASMWARNINGS) $(ARCHASMOPTIMIZATION)
+ARCHASMCPUFLAGS = -cpu:$(ARCHCPU) -NOigcase
+ARCHASMLIST = -list -NOlistmac -name -pagelen:56 -pagewidth:80 -quiet
+ARCHASMWARNINGS = -warn
+ARCHASMDEFINES = -define:$(ARCHCPUDEF)=1 -define:$(ARCHFAMILYDEF)=1 -define:__ASSEMBLY__
+ARCHASMINCLUDES = -include:'$(WTOPDIR)\include;$(WZDSSTDINCDIR);$(WZDSZILOGINCDIR)'
+EARCHASMINCLUDES = -include:'$(ETOPDIR)\include;$(EZDSSTDINCDIR);$(EZDSZILOGINCDIR)'
+AFLAGS = $(ARCHASMCPUFLAGS) $(ARCHASMINCLUDES) $(ARCHASMLIST) \
+		 $(ARCHASMWARNINGS) $(ARCHASMOPTIMIZATION)
 
 # Compiler definitions
 
 ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
-  ARCHOPTIMIZATION	= -debug -reduceopt
+  ARCHOPTIMIZATION = -debug -reduceopt
 else
-  ARCHOPTIMIZATION	= -nodebug -optsize
+  ARCHOPTIMIZATION = -nodebug -optsize
 endif
 
-ARCHCPUFLAGS		= -chartype:S -promote -cpu:$(ARCHCPU) -NOgenprintf -NOmodsect \
-			  -asmsw:" $(ARCHASMCPUFLAGS) $(EARCHASMINCLUDES) $(ARCHASMWARNINGS) $(ARCHASMOPTIMIZATION)"
-ARCHLIST		= -keeplst -NOlist -NOlistinc -keepasm
-ARCHPICFLAGS		=
-ARCHWARNINGS		= -warn
-ARCHDEFINES		= -define:$(ARCHCPUDEF) -define:$(ARCHFAMILYDEF)
-ARCHSTDINCLUDES 	= -stdinc:'$(WTOPDIR)\include;$(WZDSSTDINCDIR);$(WZDSZILOGINCDIR)'
-ARCHUSRINCLUDES 	= -usrinc:'.'
-ARCHINCLUDES		= $(ARCHSTDINCLUDES) $(ARCHUSRINCLUDES)
-CFLAGS			= $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHLIST) \
-			  $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
-
-CPPDEFINES              = -D$(ARCHFAMILYDEF) -D$(ARCHCPUDEF) -D__ASSEMBLY__
-CPPINCLUDES             = -I$(TOPDIR)/include
-CPPFLAGS                = $(CPPDEFINES) $(CPPINCLUDES)
+ARCHCPUFLAGS = -chartype:S -promote -cpu:$(ARCHCPU) -NOgenprintf -NOmodsect \
+			   -asmsw:" $(ARCHASMCPUFLAGS) $(EARCHASMINCLUDES) $(ARCHASMWARNINGS) $(ARCHASMOPTIMIZATION)"
+ARCHLIST = -keeplst -NOlist -NOlistinc -keepasm
+ARCHPICFLAGS =
+ARCHWARNINGS = -warn
+ARCHDEFINES = -define:$(ARCHCPUDEF) -define:$(ARCHFAMILYDEF)
+ARCHSTDINCLUDES = -stdinc:'$(WTOPDIR)\include;$(WZDSSTDINCDIR);$(WZDSZILOGINCDIR)'
+ARCHUSRINCLUDES = -usrinc:'.'
+ARCHINCLUDES = $(ARCHSTDINCLUDES) $(ARCHUSRINCLUDES)
+CFLAGS = $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHLIST) \
+		  $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
+
+CPPDEFINES = -D$(ARCHFAMILYDEF) -D$(ARCHCPUDEF) -D__ASSEMBLY__
+CPPINCLUDES = -I$(TOPDIR)/include
+CPPFLAGS = $(CPPDEFINES) $(CPPINCLUDES)
 
 # Librarian definitions
 
-ARFLAGS 		= -quiet -warn
+ARFLAGS = -quiet -warn
 
 # Linker definitions
 
-LINKCMDTEMPLATE 	= $(TOPDIR)/configs/ez80f910200zco/ostest/ostest.linkcmd
+LINKCMDTEMPLATE = $(TOPDIR)/configs/ez80f910200zco/ostest/ostest.linkcmd
 
 # Tool names/pathes
 
-CROSSDEV		=
-CC			= $(ZDSBINDIR)/ez80cc.exe
-CPP			= gcc -E
-LD			= $(ZDSBINDIR)/ez80link.exe
-AS			= $(ZDSBINDIR)/ez80asm.exe
-AR			= $(ZDSBINDIR)/ez80lib.exe
+CROSSDEV =
+CC = $(ZDSBINDIR)/ez80cc.exe
+CPP = gcc -E
+LD = $(ZDSBINDIR)/ez80link.exe
+AS = $(ZDSBINDIR)/ez80asm.exe
+AR = $(ZDSBINDIR)/ez80lib.exe
 
 # File extensions
 
-ASMEXT			= .asm
-OBJEXT			= .obj
-LIBEXT			= .lib
-EXEEXT			= .lod
-HEXEXT			= .hex
+ASMEXT = .asm
+OBJEXT = .obj
+LIBEXT = .lib
+EXEEXT = .lod
+HEXEXT = .hex
 
 # These are the macros that will be used in the NuttX make system
 # to compile and assembly source files and to insert the resulting
@@ -140,49 +150,49 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
 
-MKDEP			= $(TOPDIR)/tools/mknulldeps.sh
+MKDEP = $(TOPDIR)/tools/mknulldeps.sh
 
 # ZDS-II cannot follow Cygwin soft links, so we will have to use directory copies
 
-DIRLINK 		= $(TOPDIR)/tools/winlink.sh
-DIRUNLINK		= $(TOPDIR)/tools/unlink.sh
+DIRLINK = $(TOPDIR)/tools/winlink.sh
+DIRUNLINK = $(TOPDIR)/tools/unlink.sh
 
 # Linux/Cygwin host tool definitions
 
-HOSTCC			= gcc
-HOSTINCLUDES		= -I.
-HOSTCFLAGS		= -Wall -wstrict-prototypes -Wshadow -g -pipe
-HOSTLDFLAGS		=
+HOSTCC = gcc
+HOSTINCLUDES = -I.
+HOSTCFLAGS = -Wall -wstrict-prototypes -Wshadow -g -pipe
+HOSTLDFLAGS =
diff --git a/nuttx/configs/ez80f910200zco/ostest/setenv.sh b/nuttx/configs/ez80f910200zco/ostest/setenv.sh
index 028eb6ad4..6150434ef 100755
--- a/nuttx/configs/ez80f910200zco/ostest/setenv.sh
+++ b/nuttx/configs/ez80f910200zco/ostest/setenv.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # configs/ez80f910200zco/ostest/setenv.sh
 #
-#   Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2008, 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -42,11 +42,11 @@ fi
 # The ZDS-II toolchain lies outside of the Cygwin "sandbox" and
 # attempts to set the PATH variable do not have the desired effect.
 # Instead, alias are provided for all of the ZDS-II command line tools.
-# Version 4.10.1 installed in the default location is assumed here.
+# Version 5.1.1 installed in the default location is assumed here.
 #
-ZDSBINDIR="C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_4.11.1/bin"
-alias ez8asm="${ZDSBINDIR}/ez8asm.exe"
-alias ez8cc="${ZDSBINDIR}/ez8cc.exe"
-alias ez8lib="${ZDSBINDIR}/ez8lib.exe"
-alias ez8link="${ZDSBINDIR}/ez8link.exe"
+ZDSBINDIR="C:/Program\ Files\ \(x86\)/ZiLOG/ZDSII_eZ80Acclaim!_5.1.1/bin"
+alias ez80asm="${ZDSBINDIR}/ez80asm.exe"
+alias ez80cc="${ZDSBINDIR}/ez80cc.exe"
+alias ez80lib="${ZDSBINDIR}/ez80lib.exe"
+alias ez80link="${ZDSBINDIR}/ez80link.exe"
 
diff --git a/nuttx/configs/ez80f910200zco/poll/Make.defs b/nuttx/configs/ez80f910200zco/poll/Make.defs
index fa21c7206..2cd6fa5d3 100644
--- a/nuttx/configs/ez80f910200zco/poll/Make.defs
+++ b/nuttx/configs/ez80f910200zco/poll/Make.defs
@@ -1,7 +1,7 @@
 ############################################################################
 # configs/ez80f910200zco/poll/Make.defs
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -38,23 +38,33 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSVERSION		:= 4.11.1
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSVERSION := 5.1.1
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_eZ80Acclaim!_$(ZDSVERSION)
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -140,35 +150,35 @@ HEXEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lod *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lod *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/ez80f910200zco/poll/setenv.sh b/nuttx/configs/ez80f910200zco/poll/setenv.sh
index 38252f8f6..1628f105b 100755
--- a/nuttx/configs/ez80f910200zco/poll/setenv.sh
+++ b/nuttx/configs/ez80f910200zco/poll/setenv.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # configs/ez80f910200zco/poll/setenv.sh
 #
-#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -42,11 +42,11 @@ fi
 # The ZDS-II toolchain lies outside of the Cygwin "sandbox" and
 # attempts to set the PATH variable do not have the desired effect.
 # Instead, alias are provided for all of the ZDS-II command line tools.
-# Version 4.10.1 installed in the default location is assumed here.
+# Version 5.1.1 installed in the default location is assumed here.
 #
-ZDSBINDIR="C:/Program\ Files/ZiLOG/ZDSII_eZ80Acclaim!_4.11.1/bin"
-alias ez8asm="${ZDSBINDIR}/ez8asm.exe"
-alias ez8cc="${ZDSBINDIR}/ez8cc.exe"
-alias ez8lib="${ZDSBINDIR}/ez8lib.exe"
-alias ez8link="${ZDSBINDIR}/ez8link.exe"
+ZDSBINDIR="C:/Program\ Files\ \(x86\)/ZiLOG/ZDSII_eZ80Acclaim!_5.1.1/bin"
+alias ez80asm="${ZDSBINDIR}/ez80asm.exe"
+alias ez80cc="${ZDSBINDIR}/ez80cc.exe"
+alias ez80lib="${ZDSBINDIR}/ez80lib.exe"
+alias ez80link="${ZDSBINDIR}/ez80link.exe"
 
diff --git a/nuttx/configs/ez80f910200zco/src/Makefile b/nuttx/configs/ez80f910200zco/src/Makefile
index fcafd6177..85489fe91 100644
--- a/nuttx/configs/ez80f910200zco/src/Makefile
+++ b/nuttx/configs/ez80f910200zco/src/Makefile
@@ -74,7 +74,7 @@ libboard$(LIBEXT): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/configs/z16f2800100zcog/ostest/Make.defs b/nuttx/configs/z16f2800100zcog/ostest/Make.defs
index 7f86dd29f..79fa655bb 100644
--- a/nuttx/configs/z16f2800100zcog/ostest/Make.defs
+++ b/nuttx/configs/z16f2800100zcog/ostest/Make.defs
@@ -38,23 +38,32 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZNeo-II toolchain is installed
 
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_ZNEO_4.11.1
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_ZNEO_4.11.1
 
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZNeo-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -133,35 +142,35 @@ EXEEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/z16f2800100zcog/pashello/Make.defs b/nuttx/configs/z16f2800100zcog/pashello/Make.defs
index 92a67fa65..d7b93d659 100644
--- a/nuttx/configs/z16f2800100zcog/pashello/Make.defs
+++ b/nuttx/configs/z16f2800100zcog/pashello/Make.defs
@@ -38,18 +38,27 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZNeo-II toolchain is installed
 
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_ZNEO_4.11.1
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_ZNEO_4.11.1
 
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
+endif
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZNeo-II compiler
 
-WINTOOL			:= y
 WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
 WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
 WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
@@ -149,13 +158,13 @@ endef
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
diff --git a/nuttx/configs/z16f2800100zcog/src/Makefile b/nuttx/configs/z16f2800100zcog/src/Makefile
index 2de29d8ce..43695f748 100644
--- a/nuttx/configs/z16f2800100zcog/src/Makefile
+++ b/nuttx/configs/z16f2800100zcog/src/Makefile
@@ -67,7 +67,7 @@ libboard$(LIBEXT): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/configs/z8encore000zco/ostest/Make.defs b/nuttx/configs/z8encore000zco/ostest/Make.defs
index 23185e2dd..fba101864 100644
--- a/nuttx/configs/z8encore000zco/ostest/Make.defs
+++ b/nuttx/configs/z8encore000zco/ostest/Make.defs
@@ -38,29 +38,45 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_Z8Encore!_4.10.1
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_Z8Encore!_4.10.1
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+ifeq ($(CONFIG_ARCH_CHIP_Z8F642X),y)
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)\Z8Encore_F642X
+endif
+ifeq ($(CONFIG_ARCH_CHIP_Z8F640X),y)
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)\Z8Encore_F640X
+endif
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
 ifeq ($(CONFIG_ARCH_CHIP_Z8F642X),y)
-ZDSDEVINCDIR		:= $(ZDSZILOGINCDIR)/Z8Encore_F642X
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)/Z8Encore_F642X
 endif
 ifeq ($(CONFIG_ARCH_CHIP_Z8F640X),y)
-ZDSDEVINCDIR		:= $(ZDSZILOGINCDIR)/Z8Encore_F640X
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)/Z8Encore_F640X
+endif
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
 endif
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSDEVINCDIR		:= ${shell cygpath -w $(ZDSDEVINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSDEVINCDIR := ${shell cygpath -w "$(ZDSDEVINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -159,35 +175,35 @@ EXEEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/z8encore000zco/src/Makefile b/nuttx/configs/z8encore000zco/src/Makefile
index eee072850..a40b6f42c 100644
--- a/nuttx/configs/z8encore000zco/src/Makefile
+++ b/nuttx/configs/z8encore000zco/src/Makefile
@@ -67,7 +67,7 @@ libboard$(LIBEXT): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/configs/z8f64200100kit/ostest/Make.defs b/nuttx/configs/z8f64200100kit/ostest/Make.defs
index 1ee00c72c..4fa6af2ec 100644
--- a/nuttx/configs/z8f64200100kit/ostest/Make.defs
+++ b/nuttx/configs/z8f64200100kit/ostest/Make.defs
@@ -38,29 +38,45 @@ include ${TOPDIR}/tools/Config.mk
 
 # These are the directories where the ZDS-II toolchain is installed
 
-ZDSINSTALLDIR		:= C:/Program\ Files/ZiLOG/ZDSII_Z8Encore!_4.10.1
-ZDSBINDIR		:= $(ZDSINSTALLDIR)/bin
-ZDSSTDINCDIR		:= $(ZDSINSTALLDIR)/include/std
-ZDSZILOGINCDIR		:= $(ZDSINSTALLDIR)/include/zilog
+ZDSINSTALLDIR := C:/Program Files (x86)/ZiLOG/ZDSII_Z8Encore!_4.10.1
+
+ifeq ($(CONFIG_WINDOWS_NATIVE),y)
+  ZDSBINDIR := $(ZDSINSTALLDIR)\bin
+  ZDSSTDINCDIR := $(ZDSINSTALLDIR)\include\std
+  ZDSZILOGINCDIR := $(ZDSINSTALLDIR)\include\zilog
+ifeq ($(CONFIG_ARCH_CHIP_Z8F642X),y)
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)\Z8Encore_F642X
+endif
+ifeq ($(CONFIG_ARCH_CHIP_Z8F640X),y)
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)\Z8Encore_F640X
+endif
+  ZDSSTDLIBDIR := $(ZDSINSTALLDIR)\lib\std
+  ZDSZILOGLIBDIR := $(ZDSINSTALLDIR)\lib\zilog
+else
+  WINTOOL := y
+  INSTALLDIR = ${shell cygpath -u "$(ZDSINSTALLDIR)"}
+  ZDSBINDIR := $(INSTALLDIR)/bin
+  ZDSSTDINCDIR := $(INSTALLDIR)/include/std
+  ZDSZILOGINCDIR := $(INSTALLDIR)/include/zilog
 ifeq ($(CONFIG_ARCH_CHIP_Z8F642X),y)
-ZDSDEVINCDIR		:= $(ZDSZILOGINCDIR)/Z8Encore_F642X
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)/Z8Encore_F642X
 endif
 ifeq ($(CONFIG_ARCH_CHIP_Z8F640X),y)
-ZDSDEVINCDIR		:= $(ZDSZILOGINCDIR)/Z8Encore_F640X
+  ZDSDEVINCDIR := $(ZDSZILOGINCDIR)/Z8Encore_F640X
+endif
+  ZDSSTDLIBDIR := $(INSTALLDIR)/lib/std
+  ZDSZILOGLIBDIR := $(INSTALLDIR)/lib/zilog
 endif
-ZDSSTDLIBDIR		:= $(ZDSINSTALLDIR)/lib/std
-ZDSZILOGLIBDIR		:= $(ZDSINSTALLDIR)/lib/zilog
 
 # These are the same directories but with the directory separator
 # character swapped as needed by the ZDS-II compiler
 
-WINTOOL			:= y
-WTOPDIR 		:= ${shell cygpath -w $(TOPDIR)}
-WZDSSTDINCDIR		:= ${shell cygpath -w $(ZDSSTDINCDIR)}
-WZDSZILOGINCDIR 	:= ${shell cygpath -w $(ZDSZILOGINCDIR)}
-WZDSDEVINCDIR		:= ${shell cygpath -w $(ZDSDEVINCDIR)}
-WZDSSTDLIBDIR		:= ${shell cygpath -w $(ZDSSTDLIBDIR)}
-WZDSZILOGLIBDIR 	:= ${shell cygpath -w $(ZDSZILOGLIBDIR)}
+WTOPDIR := ${shell cygpath -w "$(TOPDIR)"}
+WZDSSTDINCDIR := ${shell cygpath -w "$(ZDSSTDINCDIR)"}
+WZDSZILOGINCDIR := ${shell cygpath -w "$(ZDSZILOGINCDIR)"}
+WZDSDEVINCDIR := ${shell cygpath -w "$(ZDSDEVINCDIR)"}
+WZDSSTDLIBDIR := ${shell cygpath -w "$(ZDSSTDLIBDIR)"}
+WZDSZILOGLIBDIR := ${shell cygpath -w "$(ZDSZILOGLIBDIR)"}
 
 # Escaped versions
 
@@ -159,35 +175,35 @@ EXEEXT			= .hex
 
 define PREPROCESS
 	@echo "CPP: $1->$2"
-	@$(CPP) $(CPPFLAGS) $1 -o $2
+	$(Q) "$(CPP)" $(CPPFLAGS) $1 -o $2
 endef
 
 define COMPILE
 	@#echo "CC: $1"
-	@(wfile=`cygpath -w $1`; $(CC) $(CFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(CC)" $(CFLAGS) $$wfile)
 endef
 
 define ASSEMBLE
 	@#echo "AS: $1"
-	@(wfile=`cygpath -w $1`; $(AS) $(AFLAGS) $$wfile)
+	$(Q) (wfile=`cygpath -w "$1"`; "$(AS)" $(AFLAGS) $$wfile)
 endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
 	echo "AR: $2";
-	$(Q) for %%G in ($(subst ",,$(2))) do ( $(AR) $(ARFLAGS) $1=-+%%G )
+	$(Q) for %%G in ($(subst ",,$(2))) do ( "$(AR)" $(ARFLAGS) $1=-+%%G )
 endef
 else
 define ARCHIVE
-	$(Q) for __obj in $(2); do \
-		echo "AR: $(__obj)"; \
-		$(AR) $(ARFLAGS) $1=-+$(__obj) || { echo "$(AR) $1=-+$(__obj) FAILED!" ; exit 1 ; } \
+	$(Q) for __obj in $(subst ",,$(2)) ; do \
+		echo "AR: $$__obj"; \
+		"$(AR)" $(ARFLAGS) $1=-+$$__obj || { echo "$(AR) $1=-+$$__obj FAILED!" ; exit 1 ; } \
 	done
 endef
 endif
 
 define CLEAN
-	@rm -f *.obj *.src *.lib *.hex *.lst
+	$(Q) rm -f *.obj *.src *.lib *.hex *.lst
 endef
 
 # This is the tool to use for dependencies (i.e., none)
diff --git a/nuttx/configs/z8f64200100kit/src/Makefile b/nuttx/configs/z8f64200100kit/src/Makefile
index 2cd0ed45f..a8b618b6f 100644
--- a/nuttx/configs/z8f64200100kit/src/Makefile
+++ b/nuttx/configs/z8f64200100kit/src/Makefile
@@ -67,7 +67,7 @@ libboard$(LIBEXT): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@$(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend
diff --git a/nuttx/drivers/Makefile b/nuttx/drivers/Makefile
index a57285505..3a6e34022 100644
--- a/nuttx/drivers/Makefile
+++ b/nuttx/drivers/Makefile
@@ -105,7 +105,7 @@ $(BIN):	$(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	$(Q) $(MKDEP) $(DEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/fs/Makefile b/nuttx/fs/Makefile
index 643b322bb..b79b1734d 100644
--- a/nuttx/fs/Makefile
+++ b/nuttx/fs/Makefile
@@ -124,7 +124,7 @@ $(BIN):	$(OBJS)
 
 .depend: Makefile $(SRCS)
 	$(Q) $(MKDEP) --dep-path . $(MMAPDEPPATH) $(FATDEPPATH) $(ROMFSDEPPATH) $(NXFFSDEPPATH) $(NFSDEPPATH) \
-		$(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+		"$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/graphics/Makefile b/nuttx/graphics/Makefile
index f3a768113..f638587ba 100644
--- a/nuttx/graphics/Makefile
+++ b/nuttx/graphics/Makefile
@@ -191,7 +191,7 @@ $(BIN): $(OBJS)
 mklibgraphics: gensources $(BIN)
 
 .depend: gensources Makefile $(SRCS)
-	$(Q) $(MKDEP) $(DEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/libc/Makefile b/nuttx/libc/Makefile
index 0e11c9bad..ac8fe4bc7 100644
--- a/nuttx/libc/Makefile
+++ b/nuttx/libc/Makefile
@@ -98,7 +98,7 @@ $(KBIN): uclean .kernlib
 endif
 
 .depend: Makefile $(SRCS)
-	$(Q) $(MKDEP) $(DEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/libxx/Makefile b/nuttx/libxx/Makefile
index bdbc5da87..e5fff1c47 100644
--- a/nuttx/libxx/Makefile
+++ b/nuttx/libxx/Makefile
@@ -99,7 +99,7 @@ $(BIN):	$(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	$(Q) $(MKDEP) $(DEPPATH) $(CXX) -- $(CXXFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) $(DEPPATH) "$(CXX)" -- $(CXXFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/mm/Makefile b/nuttx/mm/Makefile
index b48d242ff..fef9cc9dd 100644
--- a/nuttx/mm/Makefile
+++ b/nuttx/mm/Makefile
@@ -64,7 +64,7 @@ $(BIN):	$(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	$(Q) $(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/net/Makefile b/nuttx/net/Makefile
index 2a4391490..5ce4de4cc 100644
--- a/nuttx/net/Makefile
+++ b/nuttx/net/Makefile
@@ -104,7 +104,7 @@ $(BIN): $(OBJS)
 
 .depend: Makefile $(SRCS)
 ifeq ($(CONFIG_NET),y)
-	$(Q) $(MKDEP) --dep-path . --dep-path uip $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) --dep-path . --dep-path uip "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 endif
 	$(Q) touch $@
 
diff --git a/nuttx/sched/Makefile b/nuttx/sched/Makefile
index 6487c5701..571393cb2 100644
--- a/nuttx/sched/Makefile
+++ b/nuttx/sched/Makefile
@@ -199,7 +199,7 @@ $(BIN): $(OBJS)
 	$(call ARCHIVE, $@, "$(OBJS)")
 
 .depend: Makefile $(SRCS)
-	$(Q) $(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(Q) $(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/syscall/Makefile b/nuttx/syscall/Makefile
index e9370a776..0de895cde 100644
--- a/nuttx/syscall/Makefile
+++ b/nuttx/syscall/Makefile
@@ -79,7 +79,7 @@ $(BIN2): $(STUB_OBJS)
 
 .depend: Makefile $(SRCS)
 	$(Q) $(MKDEP) $(ROOTDEPPATH) $(PROXYDEPPATH) $(STUBDEPPATH) \
-	  $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	  "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
 	$(Q) touch $@
 
 depend: .depend
diff --git a/nuttx/tools/Config.mk b/nuttx/tools/Config.mk
index 47131b800..84643b8cc 100644
--- a/nuttx/tools/Config.mk
+++ b/nuttx/tools/Config.mk
@@ -64,14 +64,14 @@ endef
 
 ifeq ($(CONFIG_WINDOWS_NATIVE),y)
 define ARCHIVE
-	echo "AR: $2"
+	@echo "AR: $2"
 	$(AR) $1
-	$(AR) $1 $(subst ",,$(2))
+	$(Q) $(AR) $1 $(subst ",,$(2))
 endef
 else
 define ARCHIVE
-	echo "AR: $2"
-	$(AR) $1 $(subst ",,$(2)) || { echo "$(AR) $1 $2 FAILED!" ; exit 1 ; }
+	@echo "AR: $2"
+	$(Q) $(AR) $1 $(subst ",,$(2)) || { echo "$(AR) $1 $2 FAILED!" ; exit 1 ; }
 endef
 endif