libdir = $(prefix)/lib
syslibdir = /lib
-BASE_SRCS = $(sort $(wildcard $(srcdir)/src/*/*.c $(srcdir)/arch/$(ARCH)/src/*.c))
+BASE_SRCS = $(sort $(wildcard $(srcdir)/src/*/*.c $(srcdir)/arch/$(ARCH)/src/*.[csS]))
BASE_OBJS = $(patsubst $(srcdir)/%,%.o,$(basename $(BASE_SRCS)))
ARCH_SRCS = $(wildcard $(srcdir)/src/*/$(ARCH)/*.[csS] $(srcdir)/src/*/$(ARCH)$(ASMSUBARCH)/*.sub)
ARCH_OBJS = $(patsubst $(srcdir)/%,%.o,$(basename $(ARCH_SRCS)))