1 files changed, 2 insertions, 6 deletions
diff --git a/appl/cmd/auxi/rstyxd.b b/appl/cmd/auxi/rstyxd.b
index 2f853ad5..aa0498dc 100644
--- a/appl/cmd/auxi/rstyxd.b
+++ b/appl/cmd/auxi/rstyxd.b
@@ -91,12 +91,8 @@ readargs(fd: ref Sys->FD): list of string
 readn(fd: ref Sys->FD, nb: int): array of byte
 {
 	buf:= array[nb] of byte;
-	for(n:=0; n<nb;){
-		m := sys->read(fd, buf[n:], nb-n);
-		if(m <= 0)
-			return nil;
-		n += m;
-	}
+	if(sys->readn(fd, buf, nb) != nb)
+		return nil;
 	return buf;
 }