6 files changed, 7 insertions, 2 deletions
diff --git a/src/libthread/exec-unix.c b/src/libthread/exec-unix.c
index eb31e99e..372923c1 100644
--- a/src/libthread/exec-unix.c
+++ b/src/libthread/exec-unix.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include "threadimpl.h"
diff --git a/src/libthread/exit.c b/src/libthread/exit.c
index 4cda307e..1f9c26ae 100644
--- a/src/libthread/exit.c
+++ b/src/libthread/exit.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <signal.h>
 #include "threadimpl.h"
 
diff --git a/src/libthread/ioopen.c b/src/libthread/ioopen.c
index efca4ca6..219e581e 100644
--- a/src/libthread/ioopen.c
+++ b/src/libthread/ioopen.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <unistd.h>
 #include <fcntl.h>
 #include "threadimpl.h"
diff --git a/src/libthread/kill.c b/src/libthread/kill.c
index 31dc3d51..648bd66e 100644
--- a/src/libthread/kill.c
+++ b/src/libthread/kill.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <signal.h>
 #include "threadimpl.h"
 
diff --git a/src/libthread/main.c b/src/libthread/main.c
index bcab77c7..04e6cd9f 100644
--- a/src/libthread/main.c
+++ b/src/libthread/main.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <signal.h>
 #include "threadimpl.h"
 
diff --git a/src/libthread/note.c b/src/libthread/note.c
index 1136156c..de92d48d 100644
--- a/src/libthread/note.c
+++ b/src/libthread/note.c
@@ -25,12 +25,12 @@ threadnotify(int (*f)(void*, char*), int in)
 	int (*from)(void*, char*), (*to)(void*, char*);
 
 	if(in){
-		from = nil;
+		from = 0;
 		to = f;
 		topid = _threadgetproc()->pid;
 	}else{
 		from = f;
-		to = nil;
+		to = 0;
 		topid = 0;
 	}
 	lock(&onnotelock);