1 files changed, 2 insertions, 3 deletions
diff --git a/rules.mk b/rules.mk
index 4e2730a..94de391 100644
--- a/rules.mk
+++ b/rules.mk
@@ -6,9 +6,9 @@ $(foreach V,$(filter %.SRCS, ${.VARIABLES}),\
 )
 
 # extra flags
-CFLAGS   += -isysteminclude -I../lib \
+CFLAGS   += -I../lib \
 	    -Werror=implicit-function-declaration
-CXXFLAGS += -isysteminclude -I../lib -Drestrict=__restrict__ \
+CXXFLAGS += -I../lib -Drestrict=__restrict__ \
 	    -Werror=shadow
 
 # Suffix rules
@@ -57,7 +57,6 @@ clean.base: FORCE
 	@echo " -> Cleaning $(shell pwd | xargs basename)"
 	@$(foreach V,$(filter %.OBJS, ${.VARIABLES}), rm -rf $($(V)))
 	@rm -rf *.a
-	@rm -rf include
 	@rm -rf tst/test_*
 
 %: %.base ;