diff --git a/src/cmd/acid/proc.c b/src/cmd/acid/proc.c
index 3b862aa..2c286e1 100644
--- a/src/cmd/acid/proc.c
+++ b/src/cmd/acid/proc.c
@@ -51,8 +51,7 @@
 int
 nproc(char **argv)
 {
-	char buf[128];
-	int pid, i, fd;
+	int pid, i;
 
 	pid = fork();
 	switch(pid) {