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-rw-r--r--usr.sbin/sendmail/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/usr.sbin/sendmail/Makefile b/usr.sbin/sendmail/Makefile
index 3dfd707..07a5ade 100644
--- a/usr.sbin/sendmail/Makefile
+++ b/usr.sbin/sendmail/Makefile
@@ -32,6 +32,7 @@ NIS= -DNIS
# Map extensions
MAPS= -DMAP_REGEX -DDNSMAP
+CSTD?= c89
CFLAGS+= -I${SMDIR} -I${SENDMAIL_DIR}/include -I.
CFLAGS+= ${DBMDEF} ${NIS} -DMILTER -DNETINET6 -DTCPWRAPPERS ${MAPS}
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