From 305e27d1071805b9844b95e8fb5efc2aab5819ca Mon Sep 17 00:00:00 2001
From: Muhammad Moinur Rahman <bofh@FreeBSD.org>
Date: Sat, 24 Jun 2023 12:25:03 +0200
Subject: [PATCH] mail/hbiff: Fix build with llvm16

Sponsored by:	The FreeBSD Foundation
---
 mail/hbiff/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/mail/hbiff/Makefile b/mail/hbiff/Makefile
index 89bf325cdbe1..4e052d168fff 100644
--- a/mail/hbiff/Makefile
+++ b/mail/hbiff/Makefile
@@ -22,6 +22,10 @@ PLIST_FILES=	bin/hbiff man/man1/hbiff.1.gz
 CFLAGS+=	-Wno-error=int-conversion
 .endif
 
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1400091
+CFLAGS+=	-Wno-error=incompatible-function-pointer-types
+.endif
+
 do-build:
 	${CC} ${CFLAGS} ${LDFLAGS} ${WRKSRC}/hbiff.c -o ${WRKSRC}/${PORTNAME}