- do not delete the libs i keep for size-comparison

  Explicitely list the directories in which we rm the static(only?) libs.

Makefile.in

@@ -343,8 +343,10 @@ defconfig: extra/config/conf include/bits
 
 clean:
 	$(Q)$(RM) -r lib include/bits
-	$(RM) lib*/*.a ldso/*/*.a libpthread/*/*.a
-	$(RM) include/fpu_control.h include/dl-osinfo.h include/hp-timing.h
+	$(RM) ldso/*/*.a libpthread/*/*.a libc/*.a libcrypt/*.a libintl/*.a \
+		libm/*.a libnsl/*.a libpthread/*.a libresolv/*.a librt/*.a \
+		libutil/*.a lib/*.a \
+		include/fpu_control.h include/dl-osinfo.h include/hp-timing.h
 	$(MAKE) objclean-y headers_clean-y
 	$(MAKE) -s -C test clean
 	$(MAKE) -C utils utils_clean