Revert "Kconfig and tools/Makefile.unix and : add dynamic application loadable support"

This reverts commit dc15583df8.

Kconfig

@@ -161,16 +161,6 @@ config APPS_DIR
 		example, to include makefile fragments (e.g., .config or Make.defs)
 		or to set up include file paths.
 
-config BUILD_LOADABLE
-	bool "NuttX application loadable build"
-	default n if !BUILD_KERNEL
-	default y if BUILD_KERNEL
-	---help---
-		Automatically selected if KERNEL build is selected.
-		This selection only effects the behavior of the 'make export'
-		target and currently has no effect unless you wish to build
-		loadable applications in a FLAT build.
-
 choice
 	prompt "Memory organization"
 	default BUILD_FLAT

tools/Makefile.unix

@@ -166,11 +166,11 @@ MKEXPORT_ARGS = -w$(WINTOOL) -t "$(TOPDIR)"
 
 ifeq ($(CONFIG_BUILD_PROTECTED),y)
 MKEXPORT_ARGS += -u
-else ifeq ($(CONFIG_BUILD_KERNEL),y)
+else
-MKEXPORT_ARGS += -u
+ifeq ($(CONFIG_BUILD_KERNEL),y)
-else ifeq ($(CONFIG_BUILD_LOADABLE),y)
 MKEXPORT_ARGS += -u
 endif
+endif
 
 ifeq ($(V),2)
 MKEXPORT_ARGS += -d

tools/Makefile.win

@@ -158,11 +158,11 @@ MKEXPORT = tools\mkexport.bat
 MKEXPORT_ARGS = -w$(WINTOOL) -t "$(TOPDIR)"
 
 ifeq ($(CONFIG_BUILD_PROTECTED),y)
-MKEXPORT_ARGS += -u
+MKEXPORT_ARGS = -u
-else ifeq ($(CONFIG_BUILD_KERNEL),y)
+else
-MKEXPORT_ARGS += -u
+ifeq ($(CONFIG_BUILD_KERNEL),y)
-else ifeq ($(CONFIG_BUILD_LOADABLE),y)
+MKEXPORT_ARGS = -u
-MKEXPORT_ARGS += -u
+endif
 endif
 
 ifeq ($(V),2)