From 4bdeb2ef2b133bb6c78570c125862e25c843d3bf Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Wed, 9 Oct 1991 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1991-10-09

---
 port/devkprof.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/port/devkprof.c b/port/devkprof.c
index 42691113705a8808bb40782654b737882c368ee1..ec323a3446ac7015310b7ec26341bee227d8c4e3 100644
--- a/port/devkprof.c
+++ b/port/devkprof.c
@@ -151,6 +151,8 @@ kprofwrite(Chan *c, char *a, long n, ulong offset)
 void
 kproftimer(ulong pc)
 {
+	extern void spldone(void);
+
 	if(kprof.time == 0)
 		return;
 	/*