Pass "WANT_KANJI" from make.conf to the compiler.

bin/csh/Makefile

@@ -6,12 +6,15 @@
 #
 # To profile, put -DPROF in DEFS and -pg in CFLAGS, and recompile.
 
-TCSHDIR=	${.CURDIR}/../../contrib/tcsh
+TCSHDIR= ${.CURDIR}/../../contrib/tcsh
 .PATH: ${TCSHDIR}
 
 PROG=	csh
 SUBDIR= nls
 DFLAGS=	-D_PATH_TCSHELL='"${DESTDIR}/bin/${PROG}"'  
+.if defined(WANT_KANJI)
+DFLAGS+= -DWANT_KANJI
+.endif
 CFLAGS+= -I${TCSHDIR} -I${.CURDIR} -I. ${DFLAGS}
 SRCS=	sh.c sh.dir.c sh.dol.c sh.err.c sh.exec.c sh.char.c \
 	sh.exp.c sh.file.c sh.func.c sh.glob.c sh.hist.c sh.init.c \