+# Create _build directories for sources in subdirectories i.e. *_SOURCES=dir/file.c
+_dirs_to_create=$(filter-out ./,$(sort $(dir $(USER_SOURCES) $(SOLIB_SOURCES))))
+ifneq ($(_dirs_to_create),)
+$(shell mkdir -p $(addprefix $(LOCAL_BUILD_DIR)/,$(_dirs_to_create)))
+endif
+