FreeBSD: Fix test for setproctitle

1 files changed, 1 insertions, 0 deletions

diff --git a/configure b/configure
index f1771283..3a578fff 100755
--- a/configure
+++ b/configure
@@ -805,6 +805,7 @@ if [ -z "$SETPROCTITLE" ]; then
 	printf "Testing for setproctitle ... "
 	cat << EOF >_setproctitle.c
 #include <stdlib.h>
+#include <unistd.h>
 int main(void) {
 	setproctitle("foo");
 	return 0;