minor bug fixes

src/lib9/_p9dir.c

diff --git a/src/lib9/_p9dir.c b/src/lib9/_p9dir.c
index 83f3560..00d7678 100644
--- a/src/lib9/_p9dir.c
+++ b/src/lib9/_p9dir.c
@@ -84,6 +84,8 @@
 	static int gid, uid;
 	int sz, fd;
 
+	fd = -1;
+	USED(fd);
 	sz = 0;
 	if(d)
 		memset(d, 0, sizeof *d);

src/lib9/ffork-FreeBSD.c

diff --git a/src/lib9/ffork-FreeBSD.c b/src/lib9/ffork-FreeBSD.c
index 71945ed..476ce7a 100644
--- a/src/lib9/ffork-FreeBSD.c
+++ b/src/lib9/ffork-FreeBSD.c
@@ -1,4 +1,5 @@
 #include <lib9.h>
+#include "9proc.h"
 
 extern int __isthreaded;
 int