smstools3: fix CFLAGS and LFLAGS

Signed-off-by: Alexander Ryzhov <openwrt@ryzhov-al.ru>

utils/smstools3/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=smstools3
 PKG_VERSION:=3.1.15
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_MAINTAINER:=Gérald Kerma <dreagle@doukki.net>
 PKG_LICENSE:=GPL-2.0
@@ -50,11 +50,11 @@ TARGET_LDFLAGS += -liconv
 BINDIR=/usr/local/bin
 
 define Build/Compile
-	$(MAKE) -C "$(PKG_BUILD_DIR)"/src \
+	$(MAKE) -C "$(PKG_BUILD_DIR)/src" \
 		CC="$(TARGET_CC)" \
-		USER_CFLAGS='$(TARGET_CFLAGS) $(EXTRA_CFLAGS) $(TARGET_CPPFLAGS) $(EXTRA_CPPFLAGS) \
+		CFLAGS='$(TARGET_CFLAGS) $(EXTRA_CFLAGS) $(TARGET_CPPFLAGS) $(EXTRA_CPPFLAGS) \
 		-I"$(STAGING_DIR)/usr/lib/libiconv-full/include"' \
-		USER_LDFLAGS='$(TARGET_LFLAGS) $(EXTRA_LDFLAGS) -L"$(STAGING_DIR)/usr/lib/libiconv-full/lib"' \
+		LFLAGS='$(TARGET_LDFLAGS) $(EXTRA_LDFLAGS) -L"$(STAGING_DIR)/usr/lib/libiconv-full/lib"' \
 		all
 endef