1 files changed, 3 insertions, 2 deletions
diff --git a/libgo/go/runtime/sigqueue.go b/libgo/go/runtime/sigqueue.go
index ca41b05..d5539f1 100644
--- a/libgo/go/runtime/sigqueue.go
+++ b/libgo/go/runtime/sigqueue.go
@@ -28,6 +28,7 @@
 // unnecessary rechecks of sig.mask, but it cannot lead to missed signals
 // nor deadlocks.
 
+//go:build !plan9
 // +build !plan9
 
 package runtime
@@ -71,7 +72,7 @@ const (
 // It runs from the signal handler, so it's limited in what it can do.
 func sigsend(s uint32) bool {
 	bit := uint32(1) << uint(s&31)
-	if !sig.inuse || s >= uint32(32*len(sig.wanted)) {
+	if s >= uint32(32*len(sig.wanted)) {
 		return false
 	}
 
@@ -119,7 +120,7 @@ Send:
 			}
 		case sigFixup:
 			// nothing to do - we need to wait for sigIdle.
-			osyield()
+			mDoFixupAndOSYield()
 		}
 	}