giflib: add host build

This is required for Kodi's TexturePacker.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

libs/giflib/Makefile

@@ -23,6 +23,7 @@ PKG_LICENSE_FILES:=COPYING
 PKG_FIXUP:=autoreconf
 PKG_REMOVE_FILES:=autogen.sh aclocal.m4
 
+include $(INCLUDE_DIR)/host-build.mk
 include $(INCLUDE_DIR)/package.mk
 
 define Package/giflib
@@ -57,4 +58,5 @@ define Package/giflib/install
 	$(CP) $(PKG_BUILD_DIR)/lib/.libs/lib*so* $(1)/usr/lib/
 endef
 
+$(eval $(call HostBuild))
 $(eval $(call BuildPackage,giflib))