From 3ee80812fd538f9a3f59ebd20ead544b49cd9e3c Mon Sep 17 00:00:00 2001
From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Sat, 11 Mar 1995 16:57:54 +0000
Subject: [PATCH] Fix syscmd() output out of sync Submitted by:
 smp@clem.systemsix.com

---
 usr.bin/m4/eval.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/usr.bin/m4/eval.c b/usr.bin/m4/eval.c
index 59fde31138b4..f36f41f4805c 100644
--- a/usr.bin/m4/eval.c
+++ b/usr.bin/m4/eval.c
@@ -170,7 +170,10 @@ register int td;
 	case SYSCTYPE:
 	/*
 	 * dosys - execute system command
-	 */
+	 */		
+		/* Make sure m4 output is NOT interrupted */		
+		fflush(stdout);			
+		fflush(stderr);
 		if (argc > 2)
 			sysval = system(argv[2]);
 		break;