diff --git a/Config.in b/Config.in
index bbb9885ef..78dea3be0 100644
--- a/Config.in
+++ b/Config.in
@@ -419,14 +419,6 @@ config BR2_HAVE_DOCUMENTATION
 	  If you say n here, your target will not contain any
 	  documentation.
 
-config BR2_HAVE_DEVFILES
-	bool "development files in target filesystem"
-	# We no longer want to support a toolchain on the target
-	depends on BR2_DEPRECATED
-	help
-	  Install headers and static libraries in the
-	  target filesystem
-
 config BR2_PACKAGE_OVERRIDE_FILE
 	string "location of a package override file"
 	default "$(TOPDIR)/local.mk"
diff --git a/Makefile b/Makefile
index 7a4602c7d..fe9bde729 100644
--- a/Makefile
+++ b/Makefile
@@ -450,16 +450,12 @@ STRIP_FIND_CMD += -type f -perm +111
 STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print
 
 target-finalize:
-ifeq ($(BR2_HAVE_DEVFILES),y)
-	( support/scripts/copy.sh $(STAGING_DIR) $(TARGET_DIR) )
-else
 	rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/share/aclocal \
 		$(TARGET_DIR)/usr/lib/pkgconfig $(TARGET_DIR)/usr/share/pkgconfig \
 		$(TARGET_DIR)/usr/lib/cmake $(TARGET_DIR)/usr/share/cmake
 	find $(TARGET_DIR)/usr/{lib,share}/ -name '*.cmake' -print0 | xargs -0 rm -f
 	find $(TARGET_DIR)/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
 	find $(TARGET_DIR)/usr/lib \( -name '*.a' -o -name '*.la' \) -print0 | xargs -0 rm -f
-endif
 ifneq ($(BR2_PACKAGE_GDB),y)
 	rm -rf $(TARGET_DIR)/usr/share/gdb
 endif
diff --git a/package/dbus/dbus.mk b/package/dbus/dbus.mk
index 57274a0cd..7fbfb4c17 100644
--- a/package/dbus/dbus.mk
+++ b/package/dbus/dbus.mk
@@ -61,9 +61,7 @@ define DBUS_REMOVE_DEVFILES
 	rm -rf $(TARGET_DIR)/usr/lib/dbus-1.0
 endef
 
-ifneq ($(BR2_HAVE_DEVFILES),y)
 DBUS_POST_INSTALL_TARGET_HOOKS += DBUS_REMOVE_DEVFILES
-endif
 
 define DBUS_INSTALL_TARGET_FIXUP
 	mkdir -p $(TARGET_DIR)/var/lib
diff --git a/package/libdnet/libdnet.mk b/package/libdnet/libdnet.mk
index 78f0ae01f..ea1025104 100644
--- a/package/libdnet/libdnet.mk
+++ b/package/libdnet/libdnet.mk
@@ -34,8 +34,6 @@ define LIBDNET_REMOVE_CONFIG_SCRIPT
 	$(RM) -f $(TARGET_DIR)/usr/bin/dnet-config
 endef
 
-ifneq ($(BR2_HAVE_DEVFILES),y)
 LIBDNET_POST_INSTALL_TARGET_HOOKS += LIBDNET_REMOVE_CONFIG_SCRIPT
-endif
 
 $(eval $(autotools-package))
diff --git a/package/libglib2/libglib2.mk b/package/libglib2/libglib2.mk
index 178d13780..b07b2c687 100644
--- a/package/libglib2/libglib2.mk
+++ b/package/libglib2/libglib2.mk
@@ -103,9 +103,7 @@ define LIBGLIB2_REMOVE_DEV_FILES
 	rm -f $(addprefix $(TARGET_DIR)/usr/bin/,glib-genmarshal glib-gettextize glib-mkenums gobject-query gtester gtester-report)
 endef
 
-ifneq ($(BR2_HAVE_DEVFILES),y)
 LIBGLIB2_POST_INSTALL_TARGET_HOOKS += LIBGLIB2_REMOVE_DEV_FILES
-endif
 
 define LIBGLIB2_REMOVE_GDB_FILES
 	rm -rf $(TARGET_DIR)/usr/share/glib-2.0/gdb
diff --git a/package/lua/lua.mk b/package/lua/lua.mk
index ac75fe6d5..904ca523b 100644
--- a/package/lua/lua.mk
+++ b/package/lua/lua.mk
@@ -64,18 +64,6 @@ define LUA_INSTALL_STAGING_CMDS
 	$(INSTALL) -m 0644 -D $(@D)/src/lauxlib.h $(STAGING_DIR)/usr/include/lauxlib.h
 endef
 
-ifeq ($(BR2_HAVE_DEVFILES),y)
-define LUA_INSTALL_DEVFILES
-	$(INSTALL) -m 0644 -D $(@D)/etc/lua.pc \
-		$(TARGET_DIR)/usr/lib/pkgconfig/lua.pc
-	$(INSTALL) -m 0644 -D $(@D)/src/lua.h $(TARGET_DIR)/usr/include/lua.h
-	$(INSTALL) -m 0644 -D $(@D)/src/luaconf.h $(TARGET_DIR)/usr/include/luaconf.h
-	$(INSTALL) -m 0644 -D $(@D)/src/lualib.h $(TARGET_DIR)/usr/include/lualib.h
-	$(INSTALL) -m 0644 -D $(@D)/src/lauxlib.h $(TARGET_DIR)/usr/include/lauxlib.h
-endef
-endif
-
-
 define LUA_INSTALL_TARGET_CMDS
 	$(INSTALL) -m 0755 -D $(@D)/src/lua $(TARGET_DIR)/usr/bin/lua
 	$(INSTALL) -m 0755 -D $(@D)/src/luac $(TARGET_DIR)/usr/bin/luac
@@ -83,7 +71,6 @@ define LUA_INSTALL_TARGET_CMDS
 		$(TARGET_DIR)/usr/lib/liblua.so.$(LUA_VERSION)
 	ln -sf liblua.so.$(LUA_VERSION) $(TARGET_DIR)/usr/lib/liblua.so
 	$(INSTALL) -m 0644 -D $(@D)/src/liblua.a $(TARGET_DIR)/usr/lib/liblua.a
-	$(LUA_INSTALL_DEVFILES)
 endef
 
 define HOST_LUA_INSTALL_CMDS
diff --git a/package/multimedia/mpg123/mpg123.mk b/package/multimedia/mpg123/mpg123.mk
index f55404388..e9d074fc7 100644
--- a/package/multimedia/mpg123/mpg123.mk
+++ b/package/multimedia/mpg123/mpg123.mk
@@ -61,8 +61,7 @@ MPG123_CONF_OPT += --with-audio=$(shell echo $(MPG123_AUDIO) | tr ' ' ,)
 
 ifeq ($(BR2_PACKAGE_LIBTOOL),y)
 MPG123_DEPENDENCIES += libtool
-# .la files gets stripped unless HAVE_DEVFILES is enabled, so directly
-# load .so files rather than .la
+# .la files gets stripped , so directly load .so files rather than .la
 MPG123_CONF_OPT += --with-modules --with-module-suffix=.so
 endif
 
diff --git a/package/ncurses/ncurses.mk b/package/ncurses/ncurses.mk
index 5381bd18d..dbb514e78 100644
--- a/package/ncurses/ncurses.mk
+++ b/package/ncurses/ncurses.mk
@@ -38,25 +38,6 @@ define NCURSES_BUILD_CMDS
 	$(MAKE1) -C $(@D) DESTDIR=$(STAGING_DIR)
 endef
 
-ifeq ($(BR2_HAVE_DEVFILES),y)
-define NCURSES_INSTALL_TARGET_DEVFILES
-	mkdir -p $(TARGET_DIR)/usr/include
-	cp -dpf $(NCURSES_DIR)/include/curses.h $(TARGET_DIR)/usr/include/curses.h
-	cp -dpf $(NCURSES_DIR)/include/ncurses_dll.h $(TARGET_DIR)/usr/include/ncurses_dll.h
-	cp -dpf $(NCURSES_DIR)/include/term.h $(TARGET_DIR)/usr/include/
-	cp -dpf $(NCURSES_DIR)/include/unctrl.h $(TARGET_DIR)/usr/include/
-	cp -dpf $(NCURSES_DIR)/include/termcap.h $(TARGET_DIR)/usr/include/
-	cp -dpf $(NCURSES_DIR)/lib/libncurses.a $(TARGET_DIR)/usr/lib/
-	(cd $(TARGET_DIR)/usr/lib; \
-	 ln -fs libncurses.a libcurses.a; \
-	 ln -fs libncurses.a libtermcap.a; \
-	)
-	(cd $(TARGET_DIR)/usr/include; ln -fs curses.h ncurses.h)
-	rm -f $(TARGET_DIR)/usr/lib/libncurses.so
-	(cd $(TARGET_DIR)/usr/lib; ln -fs libncurses.so.$(NCURSES_VERSION) libncurses.so)
-endef
-endif
-
 ifneq ($(BR2_PREFER_STATIC_LIB),y)
 
 ifeq ($(BR2_PACKAGE_NCURSES_TARGET_PANEL),y)
@@ -101,7 +82,6 @@ define NCURSES_INSTALL_TARGET_CMDS
 	cp -dpf $(STAGING_DIR)/usr/share/terminfo/l/linux $(TARGET_DIR)/usr/share/terminfo/l
 	mkdir -p $(TARGET_DIR)/usr/share/terminfo/s
 	cp -dpf $(STAGING_DIR)/usr/share/terminfo/s/screen $(TARGET_DIR)/usr/share/terminfo/s
-	$(NCURSES_INSTALL_TARGET_DEVFILES)
 endef # NCURSES_INSTALL_TARGET_CMDS
 
 #
diff --git a/package/opencv/opencv.mk b/package/opencv/opencv.mk
index 3bf7ee9e2..b9ed8cbc8 100644
--- a/package/opencv/opencv.mk
+++ b/package/opencv/opencv.mk
@@ -169,12 +169,10 @@ endef
 OPENCV_POST_INSTALL_TARGET_HOOKS += OPENCV_CLEAN_INSTALL_DOC
 endif
 
-ifneq ($(BR2_HAVE_DEVFILES),y)
 define OPENCV_CLEAN_INSTALL_CMAKE
 	$(RM) -f $(TARGET_DIR)/usr/share/OpenCV/OpenCVConfig*.cmake
 endef
 OPENCV_POST_INSTALL_TARGET_HOOKS += OPENCV_CLEAN_INSTALL_CMAKE
-endif
 
 ifneq ($(BR2_PACKAGE_OPENCV_INSTALL_DATA),y)
 define OPENCV_CLEAN_INSTALL_DATA
diff --git a/package/openssl/openssl.mk b/package/openssl/openssl.mk
index e16c91ff8..a0e103b3a 100644
--- a/package/openssl/openssl.mk
+++ b/package/openssl/openssl.mk
@@ -105,22 +105,10 @@ endef
 
 define OPENSSL_INSTALL_TARGET_CMDS
 	$(MAKE1) -C $(@D) INSTALL_PREFIX=$(TARGET_DIR) install
-endef
-
-define OPENSSL_REMOVE_DEV_FILES
 	rm -rf $(TARGET_DIR)/usr/lib/ssl
-endef
-
-ifneq ($(BR2_HAVE_DEVFILES),y)
-OPENSSL_POST_INSTALL_TARGET_HOOKS += OPENSSL_REMOVE_DEV_FILES
-endif
-
-define OPENSSL_INSTALL_FIXUPS
 	rm -f $(TARGET_DIR)/usr/bin/c_rehash
 endef
 
-OPENSSL_POST_INSTALL_TARGET_HOOKS += OPENSSL_INSTALL_FIXUPS
-
 ifneq ($(BR2_PREFER_STATIC_LIB),y)
 
 # libraries gets installed read only, so strip fails
diff --git a/package/orc/orc.mk b/package/orc/orc.mk
index 9d9921a26..dc93882ab 100644
--- a/package/orc/orc.mk
+++ b/package/orc/orc.mk
@@ -20,10 +20,7 @@ define ORC_REMOVE_DEVFILES
 endef
 
 ORC_POST_INSTALL_TARGET_HOOKS += ORC_REMOVE_BUGREPORT
-
-ifneq ($(BR2_HAVE_DEVFILES),y)
 ORC_POST_INSTALL_TARGET_HOOKS += ORC_REMOVE_DEVFILES
-endif
 
 $(eval $(autotools-package))
 $(eval $(host-autotools-package))
diff --git a/package/pkg-generic.mk b/package/pkg-generic.mk
index 56fca6be8..668f011b3 100644
--- a/package/pkg-generic.mk
+++ b/package/pkg-generic.mk
@@ -153,11 +153,9 @@ $(BUILD_DIR)/%/.stamp_target_installed:
 		$($(PKG)_INSTALL_INIT_SYSV))
 	$($(PKG)_INSTALL_TARGET_CMDS)
 	$(foreach hook,$($(PKG)_POST_INSTALL_TARGET_HOOKS),$(call $(hook))$(sep))
-ifeq ($(BR2_HAVE_DEVFILES),)
 	$(Q)if test -n "$($(PKG)_CONFIG_SCRIPTS)" ; then \
 		$(RM) -f $(addprefix $(TARGET_DIR)/usr/bin/,$($(PKG)_CONFIG_SCRIPTS)) ; \
 	fi
-endif
 	$(Q)touch $@
 
 # Clean package
diff --git a/package/python/python.mk b/package/python/python.mk
index 363513dc3..975d6f40c 100644
--- a/package/python/python.mk
+++ b/package/python/python.mk
@@ -150,24 +150,14 @@ endef
 
 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_REMOVE_SMTPD
 
-#
-# Development files removal
-#
-define PYTHON_REMOVE_DEVFILES
-	rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON_VERSION_MAJOR)-config
-	rm -f $(TARGET_DIR)/usr/bin/python2-config
-	rm -f $(TARGET_DIR)/usr/bin/python-config
-endef
-
-ifneq ($(BR2_HAVE_DEVFILES),y)
-PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_REMOVE_DEVFILES
-endif
-
 #
 # Remove useless files. In the config/ directory, only the Makefile
 # and the pyconfig.h files are needed at runtime.
 #
 define PYTHON_REMOVE_USELESS_FILES
+	rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON_VERSION_MAJOR)-config
+	rm -f $(TARGET_DIR)/usr/bin/python2-config
+	rm -f $(TARGET_DIR)/usr/bin/python-config
 	for i in `find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/config/ \
 		-type f -not -name pyconfig.h -a -not -name Makefile` ; do \
 		rm -f $$i ; \
diff --git a/package/python3/python3.mk b/package/python3/python3.mk
index 39202ff1b..ed79f8e3e 100644
--- a/package/python3/python3.mk
+++ b/package/python3/python3.mk
@@ -133,24 +133,14 @@ endef
 
 PYTHON3_POST_INSTALL_STAGING_HOOKS += PYTHON3_FIXUP_LIBDIR
 
-#
-# Development files removal
-#
-define PYTHON3_REMOVE_DEVFILES
-	rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON3_VERSION_MAJOR)-config
-	rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON3_VERSION_MAJOR)m-config
-	rm -f $(TARGET_DIR)/usr/bin/python3-config
-endef
-
-ifneq ($(BR2_HAVE_DEVFILES),y)
-PYTHON3_POST_INSTALL_TARGET_HOOKS += PYTHON3_REMOVE_DEVFILES
-endif
-
 #
 # Remove useless files. In the config/ directory, only the Makefile
 # and the pyconfig.h files are needed at runtime.
 #
 define PYTHON3_REMOVE_USELESS_FILES
+	rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON3_VERSION_MAJOR)-config
+	rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON3_VERSION_MAJOR)m-config
+	rm -f $(TARGET_DIR)/usr/bin/python3-config
 	for i in `find $(TARGET_DIR)/usr/lib/python$(PYTHON3_VERSION_MAJOR)/config-3.3m/ \
 		-type f -not -name pyconfig.h -a -not -name Makefile` ; do \
 		rm -f $$i ; \
diff --git a/package/sdl_sound/sdl_sound.mk b/package/sdl_sound/sdl_sound.mk
index ae449aea5..cd1ed3e99 100644
--- a/package/sdl_sound/sdl_sound.mk
+++ b/package/sdl_sound/sdl_sound.mk
@@ -48,7 +48,7 @@ SDL_SOUND_POST_INSTALL_TARGET_HOOKS += SDL_SOUND_REMOVE_PLAYSOUND
 endif
 
 # target shared libs doesn't get removed by make uninstall if the .la
-# files are removed (E.G. if BR2_HAVE_DEVFILES isn't set)
+# files are removed
 define SDL_SOUND_UNINSTALL_TARGET_CMDS
 	$(MAKE) DESTDIR=$(TARGET_DIR) uninstall -C $(@D)
 	rm -f $(TARGET_DIR)/usr/lib/libSDL_sound*so*
diff --git a/package/taglib/taglib.mk b/package/taglib/taglib.mk
index 82602933c..75e8e679f 100644
--- a/package/taglib/taglib.mk
+++ b/package/taglib/taglib.mk
@@ -22,8 +22,6 @@ define TAGLIB_REMOVE_DEVFILE
 	rm -f $(TARGET_DIR)/usr/bin/taglib-config
 endef
 
-ifneq ($(BR2_HAVE_DEVFILES),y)
 TAGLIB_POST_INSTALL_TARGET_HOOKS += TAGLIB_REMOVE_DEVFILE
-endif
 
 $(eval $(cmake-package))
diff --git a/package/usbutils/usbutils.mk b/package/usbutils/usbutils.mk
index e679b26ab..c56702b60 100644
--- a/package/usbutils/usbutils.mk
+++ b/package/usbutils/usbutils.mk
@@ -51,8 +51,6 @@ define USBUTILS_REMOVE_DEVFILES
 	rm -f $(TARGET_DIR)/usr/bin/libusb-config
 endef
 
-ifneq ($(BR2_HAVE_DEVFILES),y)
 USBUTILS_POST_INSTALL_TARGET_HOOKS += USBUTILS_REMOVE_DEVFILES
-endif
 
 $(eval $(autotools-package))
diff --git a/package/xenomai/xenomai.mk b/package/xenomai/xenomai.mk
index 14c616e82..859895319 100644
--- a/package/xenomai/xenomai.mk
+++ b/package/xenomai/xenomai.mk
@@ -19,7 +19,6 @@ XENOMAI_INSTALL_STAGING = YES
 
 XENOMAI_CONF_OPT += --includedir=/usr/include/xenomai/
 
-ifeq ($(BR2_HAVE_DEVFILES),)
 define XENOMAI_REMOVE_DEVFILES
 	for i in xeno-config xeno-info wrap-link.sh ; do \
 		rm -f $(TARGET_DIR)/usr/bin/$$i ; \
@@ -27,7 +26,6 @@ define XENOMAI_REMOVE_DEVFILES
 endef
 
 XENOMAI_POST_INSTALL_TARGET_HOOKS += XENOMAI_REMOVE_DEVFILES
-endif
 
 ifeq ($(BR2_PACKAGE_XENOMAI_TESTSUITE),)
 define XENOMAI_REMOVE_TESTSUITE
diff --git a/support/scripts/copy.sh b/support/scripts/copy.sh
deleted file mode 100755
index 508ed56af..000000000
--- a/support/scripts/copy.sh
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/bin/sh
-
-STAGING_DIR=$1
-TARGET_DIR=$2
-
-echo "Copying development files to target..."
-
-cp -af ${STAGING_DIR}/usr/include ${TARGET_DIR}/usr
-
-for LIBSDIR in /lib /usr/lib; do
-	for WILDCARD in *.a *.la; do
-		for FILE_PATH in `find ${STAGING_DIR}${LIBSDIR} -name ${WILDCARD}`; do
-			STAGING_STRIPPED=${FILE_PATH##${STAGING_DIR}}
-			EXTENDED_DIR=${STAGING_STRIPPED%/${WILDCARD}}
-			mkdir -p ${TARGET_DIR}${EXTENDED_DIR}
-			cp -fa ${FILE_PATH} ${TARGET_DIR}${STAGING_STRIPPED}
-			#echo ${TARGET_DIR}${STAGING_STRIPPED}
-		done
-	done
-done