--- debian/rules.org	2017-02-12 16:10:39.124142136 +0900
+++ debian/rules	2017-02-12 16:10:54.560702220 +0900
@@ -3,6 +3,8 @@
 include /usr/share/cdbs/1/rules/debhelper.mk
 include /usr/share/cdbs/1/class/autotools.mk
 
+CXXFLAGS += -std=gnu++98
+
 DEB_CONFIGURE_EXTRA_FLAGS := \
 	--sharedstatedir=/var/lib/aegis --libdir=\$${prefix}/share