samba: use proper BR variable to disable largefile while configuring

package/samba/samba.mk

@@ -11,10 +11,6 @@ SAMBA_CAT:=$(ZCAT)
 SAMBA_BINARY:=bin/smbd
 SAMBA_TARGET_BINARY:=usr/sbin/smbd
 
-ifneq ($(BR2_LARGEFILE),y)
-SAMBA_DISABLE_LARGEFILE:=--disable-largefile
-endif
-
 $(DL_DIR)/$(SAMBA_SOURCE):
 	$(WGET) -P $(DL_DIR) $(SAMBA_SITE)/$(SAMBA_SOURCE)
 
@@ -59,7 +55,7 @@ $(SAMBA_DIR)/.configured: $(SAMBA_DIR)/.unpacked
 		--disable-shared-libs \
 		--disable-static \
 		--disable-cups \
-		$(SAMBA_DISABLE_LARGEFILE) \
+		$(DISABLE_LARGEFILE) \
 	)
 	touch $@