all: get rid of kmod-ipv6 dependencies

Signed-off-by: Steven Barth <steven@midlink.org>

ipv6/tayga/Makefile

@@ -19,7 +19,7 @@ include $(INCLUDE_DIR)/package.mk
 define Package/tayga
   SECTION:=net
   CATEGORY:=Network
-  DEPENDS:=+ip +kmod-ipv6 +kmod-tun
+  DEPENDS:=+ip @IPV6 +kmod-tun
   TITLE:=Out-of-kernel stateless NAT64 implementation for Linux
   URL:=http://www.litech.org/tayga/
   MAINTAINER:=Ondrej Caletka <ondrej@caletka.cz>

libs/libwebsockets/Makefile

@@ -27,7 +27,7 @@ CMAKE_INSTALL:=1
 include $(INCLUDE_DIR)/package.mk
 include $(INCLUDE_DIR)/cmake.mk
 
-CMAKE_OPTIONS += $(if $(CONFIG_PACKAGE_kmod-ipv6),,-DLWS_IPV6=)
+CMAKE_OPTIONS += $(if $(CONFIG_IPV6),,-DLWS_IPV6=)
 
 CMAKE_OPTIONS += -DLWS_WITHOUT_TESTAPPS=ON
 

net/lispmob/Makefile

@@ -33,7 +33,7 @@ define Package/lispd
   CATEGORY:=Network
   TITLE:=Locator/ID separation protocol (using TUN)
   URL:=https://github.com/LISPmob
-  DEPENDS:= +librt +libopenssl +confuse +kmod-tun +uci +kmod-ipv6
+  DEPENDS:= +librt +libopenssl +confuse +kmod-tun +uci @IPV6
   $(call Package/lispd/default)
 endef
 

net/openvswitch/Makefile

@@ -98,7 +98,7 @@ define KernelPackage/openvswitch
   SUBMENU:=Network Support
   TITLE:=Open vSwitch Kernel Package
   KCONFIG:=CONFIG_BRIDGE
-  DEPENDS:=+kmod-stp +kmod-ipv6 +kmod-gre +kmod-lib-crc32c +kmod-vxlan @($(SUPPORTED_KERNELS))
+  DEPENDS:=+kmod-stp @IPV6 +kmod-gre +kmod-lib-crc32c +kmod-vxlan @($(SUPPORTED_KERNELS))
   FILES:= \
 	$(PKG_BUILD_DIR)/datapath/linux/openvswitch.$(LINUX_KMOD_SUFFIX)
   AUTOLOAD:=$(call AutoLoad,21,openvswitch)