diff --git a/examples/flowc/Makefile b/examples/flowc/Makefile
index 73209daff..f457d62cc 100644
--- a/examples/flowc/Makefile
+++ b/examples/flowc/Makefile
@@ -88,22 +88,28 @@ $(HOST_OBJS): %.$(HOSTOBJSEXT): %.c
 	@echo "CC:  $<"
 	$(Q) $(HOSTCC) -c $(HOSTCFLAGS) $< -o $@
 
+endif
+
 config.h: $(TOPDIR)/include/nuttx/config.h
 	@echo "CP:  $<"
 	$(Q) cp $< $@
 
+ifneq ($(CONFIG_EXAMPLES_FLOWC_TARGET2),y)
+
 $(HOST_BIN): config.h $(HOST_OBJS)
 	$(Q) $(HOSTCC) $(HOSTLDFLAGS) $(HOST_OBJS) -o $@
 
+endif
+
 context:: config.h $(HOST_BIN)
 
 clean::
+ifneq ($(CONFIG_EXAMPLES_FLOWC_TARGET2),y)
 	$(call DELFILE, $(HOST_BIN))
 	$(call DELFILE, *.$(HOSTOBJSEXT))
 	$(call DELFILE, *.dSYM)
-	$(call DELFILE, config.h)
-
 endif
+	$(call DELFILE, config.h)
 
 MODULE = $(CONFIG_EXAMPLES_FLOWC)
 
diff --git a/examples/pf_ieee802154/.gitignore b/examples/pf_ieee802154/.gitignore
index f91aeb748..b671b58e8 100644
--- a/examples/pf_ieee802154/.gitignore
+++ b/examples/pf_ieee802154/.gitignore
@@ -2,7 +2,6 @@
 /.depend
 /.built
 /host
-/config.h
 /*.asm
 /*.obj
 /*.rel
diff --git a/examples/tcpblaster/Makefile b/examples/tcpblaster/Makefile
index 9bb2c17ac..585b9c9e5 100644
--- a/examples/tcpblaster/Makefile
+++ b/examples/tcpblaster/Makefile
@@ -106,25 +106,35 @@ $(HOST_OBJS): %.$(HOSTOBJEXT): %.c
 	@echo "CC:  $<"
 	$(Q) $(HOSTCC) -c $(HOSTCFLAGS) $< -o $@
 
+endif
+endif
+
 config.h: $(TOPDIR)/include/nuttx/config.h
 	@echo "CP:  $<"
 	$(Q) cp $< $@
 
+ifneq ($(CONFIG_EXAMPLES_TCPBLASTER_TARGET2),y)
+ifneq ($(CONFIG_EXAMPLES_TCPBLASTER_LOOPBACK),y)
+
 $(HOST_BIN): config.h $(HOST_OBJS)
 	@echo "LD:  $@"
 	$(Q) $(HOSTCC) $(HOSTLDFLAGS) $(HOST_OBJS) -o $@
 
+endif
+endif
+
 context:: config.h $(HOST_BIN)
 
 clean::
+ifneq ($(CONFIG_EXAMPLES_TCPBLASTER_TARGET2),y)
+ifneq ($(CONFIG_EXAMPLES_TCPBLASTER_LOOPBACK),y)
 	$(call DELFILE, *.$(HOSTOBJEXT))
 	$(call DELFILE, $(HOST_BIN))
 	$(call DELFILE, *.dSYM)
+endif
+endif
 	$(call DELFILE, config.h)
 
-endif
-endif
-
 MODULE = $(CONFIG_EXAMPLES_TCPBLASTER)
 
 include $(APPDIR)/Application.mk
diff --git a/examples/udpblaster/Makefile b/examples/udpblaster/Makefile
index 67e1add26..05e44539a 100644
--- a/examples/udpblaster/Makefile
+++ b/examples/udpblaster/Makefile
@@ -60,24 +60,27 @@ ifneq ($(CONFIG_EXAMPLES_UDPBLASTER_LOOPBACK),y)
 $(HOST_OBJS): %$(HOSTOBJEXT): %.c
 	@echo "CC:  $<"
 	$(Q) $(HOSTCC) -c $(HOSTCFLAGS) $< -o $@
+endif
 
 config.h: $(TOPDIR)/include/nuttx/config.h
 	@echo "CP:  $<"
 	$(Q) cp $< $@
 
+ifneq ($(CONFIG_EXAMPLES_UDPBLASTER_LOOPBACK),y)
 $(HOST_BIN): config.h $(HOST_OBJS)
 	@echo "LD:  $@"
 	$(Q) $(HOSTCC) $(HOSTLDFLAGS) $(HOST_OBJS) -o $@
+endif
 
 context:: config.h $(HOST_BIN)
 
 clean::
+ifneq ($(CONFIG_EXAMPLES_UDPBLASTER_LOOPBACK),y)
 	$(call DELFILE, *$(HOSTOBJEXT))
 	$(call DELFILE, $(HOST_BIN))
 	$(call DELFILE, *.dSYM)
-	$(call DELFILE, config.h)
-
 endif
+	$(call DELFILE, config.h)
 
 MODULE = $(CONFIG_EXAMPLES_UDPBLASTER)