diff --git a/lfdd/lfdd.c b/lfdd/lfdd.c
index ddb98f2..f2e0ad7 100644
--- a/lfdd/lfdd.c
+++ b/lfdd/lfdd.c
@@ -20,6 +20,7 @@
 #include <linux/miscdevice.h>
 #include <linux/fcntl.h>
 #include <linux/proc_fs.h>
+#include <linux/uaccess.h>
 
 #include <linux/delay.h>
 
diff --git a/lfdk/Makefile b/lfdk/Makefile
index ada850d..7d64dc6 100644
--- a/lfdk/Makefile
+++ b/lfdk/Makefile
@@ -13,15 +13,15 @@ SIZE    = $(CROSS)size
 STRINGS = $(CROSS)strings
 STRIP   = $(CROSS)strip
 
-CFLAGS  = -g3
-LDFLAGS = -lpanel -lncurses
+CFLAGS  += -g3
+LDFLAGS += -lpanel -lncurses
 
 PROGS   = lfdk
 
 all: $(PROGS)
 
 lfdk: lfdk.c libmem.c libpci.c libio.c libcmos.c
-	$(CC) $(CFLAGS) -o $@ $? $(LDFLAGS)
+	$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ $? $(LDFLAGS)
 	#$(STRIP) $(PROGS)
 
 clean: