diff -ru moe-1.12.orig/configure moe-1.12/configure

--- moe-1.12.orig/configure	2022-01-20 17:28:29.000000000 +0100

+++ moe-1.12/configure	2022-02-03 23:41:43.452057383 +0100

@@ -23,9 +23,9 @@

 sysconfdir='$(prefix)/etc'

 CXX=g++

 CPPFLAGS=

-CXXFLAGS='-Wall -W -O2'

+CXXFLAGS ?= '-Wall -W -O2'

 LDFLAGS=

-LIBS=-lncurses

+LIBS='-lncurses -ltinfo'

 # checking whether we are using GNU C++.

 /bin/sh -c "${CXX} --version" > /dev/null 2>&1 || { CXX=c++ ; CXXFLAGS=-O2 ; }